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+ "evaluation_strategy": "steps",
342
+ "training_args": "Seq2SeqTrainingArguments(output_dir='/kaggle/working/outputs/mplug/v5-20250923-083759', overwrite_output_dir=False, do_train=False, do_eval=False, do_predict=False, eval_strategy=<IntervalStrategy.NO: 'no'>, prediction_loss_only=False, per_device_train_batch_size=2, per_device_eval_batch_size=2, per_gpu_train_batch_size=None, per_gpu_eval_batch_size=None, gradient_accumulation_steps=64, eval_accumulation_steps=None, eval_delay=0, torch_empty_cache_steps=None, learning_rate=4.64e-05, weight_decay=0.1, adam_beta1=0.9, adam_beta2=0.95, adam_epsilon=1e-08, max_grad_norm=1.0, num_train_epochs=1.0, max_steps=-1, lr_scheduler_type=<SchedulerType.COSINE: 'cosine'>, lr_scheduler_kwargs=None, warmup_ratio=0.0, warmup_steps=0, log_level='passive', log_level_replica='warning', log_on_each_node=True, logging_dir='/kaggle/working/outputs/mplug/v5-20250923-083759/runs', logging_strategy=<IntervalStrategy.STEPS: 'steps'>, logging_first_step=True, logging_steps=20, logging_nan_inf_filter=True, save_strategy=<SaveStrategy.STEPS: 'steps'>, save_steps=20, save_total_limit=1, save_safetensors=True, save_on_each_node=False, save_only_model=True, restore_callback_states_from_checkpoint=False, no_cuda=False, use_cpu=False, use_mps_device=False, seed=42, data_seed=42, jit_mode_eval=False, use_ipex=False, bf16=True, fp16=False, fp16_opt_level='O1', half_precision_backend='auto', bf16_full_eval=False, fp16_full_eval=False, tf32=None, local_rank=0, ddp_backend=None, tpu_num_cores=None, tpu_metrics_debug=False, debug=[], dataloader_drop_last=False, eval_steps=20.0, dataloader_num_workers=8, dataloader_prefetch_factor=10, past_index=-1, run_name='/kaggle/working/outputs/mplug/v5-20250923-083759', disable_tqdm=False, remove_unused_columns=False, label_names=None, load_best_model_at_end=False, metric_for_best_model='loss', greater_is_better=False, ignore_data_skip=False, fsdp=[], fsdp_min_num_params=0, fsdp_config={'min_num_params': 0, 'xla': False, 'xla_fsdp_v2': False, 'xla_fsdp_grad_ckpt': False}, tp_size=0, fsdp_transformer_layer_cls_to_wrap=None, accelerator_config=AcceleratorConfig(split_batches=False, dispatch_batches=False, even_batches=True, use_seedable_sampler=True, non_blocking=False, gradient_accumulation_kwargs=None, use_configured_state=False), deepspeed=None, label_smoothing_factor=0.0, optim=<OptimizerNames.ADAMW_TORCH: 'adamw_torch'>, optim_args=None, adafactor=False, group_by_length=False, length_column_name='length', report_to=['tensorboard'], ddp_find_unused_parameters=True, ddp_bucket_cap_mb=None, ddp_broadcast_buffers=None, dataloader_pin_memory=True, dataloader_persistent_workers=False, skip_memory_metrics=True, use_legacy_prediction_loop=False, push_to_hub=False, resume_from_checkpoint='/kaggle/working/outputs/mplug/v4-20250923-021527/checkpoint-240', hub_model_id=None, hub_strategy=<HubStrategy.EVERY_SAVE: 'every_save'>, hub_token=None, hub_private_repo=None, hub_always_push=False, gradient_checkpointing=True, gradient_checkpointing_kwargs=None, include_inputs_for_metrics=False, include_for_metrics=[], eval_do_concat_batches=True, fp16_backend='auto', push_to_hub_model_id=None, push_to_hub_organization=None, push_to_hub_token=None, mp_parameters='', auto_find_batch_size=False, full_determinism=False, torchdynamo=None, ray_scope='last', ddp_timeout=18000000, torch_compile=False, torch_compile_backend=None, torch_compile_mode=None, include_tokens_per_second=None, include_num_input_tokens_seen=None, neftune_noise_alpha=None, optim_target_modules=None, batch_eval_metrics=False, eval_on_start=False, use_liger_kernel=False, eval_use_gather_object=False, average_tokens_across_devices=None, sortish_sampler=False, predict_with_generate=False, generation_max_length=None, generation_num_beams=None, generation_config=None, tuner_backend='peft', vit_gradient_checkpointing=True, router_aux_loss_coef=0.0, enable_dft_loss=False, enable_channel_loss=False, check_model=True, acc_strategy='token', train_dataloader_shuffle=True, max_epochs=None, aligner_lr=None, vit_lr=None, use_logits_to_keep=None, ds3_gather_for_generation=True, resume_only_model=False, optimizer=None, loss_type=None, metric=None, eval_use_evalscope=False, eval_dataset=[], eval_dataset_args=None, eval_limit=None, eval_generation_config=None, extra_eval_args=None, use_flash_ckpt=False, sft_alpha=0, train_type='full', local_repo_path=None, galore_config=None)"
343
+ }
config.json ADDED
@@ -0,0 +1,56 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ {
2
+ "architectures": [
3
+ "mPLUGOwl3Model"
4
+ ],
5
+ "attention_dropout": 0.0,
6
+ "auto_map": {
7
+ "AutoConfig": "configuration_mplugowl3.mPLUGOwl3Config",
8
+ "AutoModel": "modeling_mplugowl3.mPLUGOwl3Model",
9
+ "AutoModelForCausalLM": "modeling_mplugowl3.mPLUGOwl3Model"
10
+ },
11
+ "bos_token_id": 151643,
12
+ "eos_token_id": 151645,
13
+ "hidden_act": "silu",
14
+ "hidden_size": 896,
15
+ "hyper_layers": [
16
+ 6,
17
+ 13,
18
+ 20,
19
+ 22
20
+ ],
21
+ "image_size": 384,
22
+ "initializer_range": 0.02,
23
+ "intermediate_size": 4864,
24
+ "max_position_embeddings": 32768,
25
+ "max_window_layers": 24,
26
+ "model_type": "mplugowl3",
27
+ "num_attention_heads": 14,
28
+ "num_hidden_layers": 24,
29
+ "num_key_value_heads": 2,
30
+ "pad_token_id": 151643,
31
+ "patch_size": 14,
32
+ "rms_norm_eps": 1e-06,
33
+ "rope_theta": 1000000.0,
34
+ "sliding_window": null,
35
+ "tie_word_embeddings": true,
36
+ "torch_dtype": "bfloat16",
37
+ "transformers_version": "4.51.3",
38
+ "use_cache": false,
39
+ "use_sliding_window": false,
40
+ "vision_config": {
41
+ "attention_dropout": 0.0,
42
+ "hidden_act": "gelu_pytorch_tanh",
43
+ "hidden_size": 1152,
44
+ "image_size": 384,
45
+ "intermediate_size": 4304,
46
+ "layer_norm_eps": 1e-06,
47
+ "model_type": "siglip_vision_model",
48
+ "num_attention_heads": 16,
49
+ "num_channels": 3,
50
+ "num_hidden_layers": 27,
51
+ "pad_token_id": 151643,
52
+ "patch_size": 14,
53
+ "torch_dtype": "bfloat16"
54
+ },
55
+ "vocab_size": 151851
56
+ }
configuration_hyper_qwen2.py ADDED
@@ -0,0 +1,123 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ from transformers.configuration_utils import PretrainedConfig
2
+
3
+
4
+
5
+
6
+ class HyperQwen2Config(PretrainedConfig):
7
+ r"""
8
+ This is the configuration class to store the configuration of a [`Qwen2Model`]. It is used to instantiate a
9
+ Qwen2 model according to the specified arguments, defining the model architecture. Instantiating a configuration
10
+ with the defaults will yield a similar configuration to that of
11
+ Qwen2-7B-beta [Qwen/Qwen2-7B-beta](https://huggingface.co/Qwen/Qwen2-7B-beta).
12
+
13
+ Configuration objects inherit from [`PretrainedConfig`] and can be used to control the model outputs. Read the
14
+ documentation from [`PretrainedConfig`] for more information.
15
+
16
+
17
+ Args:
18
+ vocab_size (`int`, *optional*, defaults to 151936):
19
+ Vocabulary size of the Qwen2 model. Defines the number of different tokens that can be represented by the
20
+ `inputs_ids` passed when calling [`Qwen2Model`]
21
+ hidden_size (`int`, *optional*, defaults to 4096):
22
+ Dimension of the hidden representations.
23
+ intermediate_size (`int`, *optional*, defaults to 22016):
24
+ Dimension of the MLP representations.
25
+ num_hidden_layers (`int`, *optional*, defaults to 32):
26
+ Number of hidden layers in the Transformer encoder.
27
+ num_attention_heads (`int`, *optional*, defaults to 32):
28
+ Number of attention heads for each attention layer in the Transformer encoder.
29
+ num_key_value_heads (`int`, *optional*, defaults to 32):
30
+ This is the number of key_value heads that should be used to implement Grouped Query Attention. If
31
+ `num_key_value_heads=num_attention_heads`, the model will use Multi Head Attention (MHA), if
32
+ `num_key_value_heads=1` the model will use Multi Query Attention (MQA) otherwise GQA is used. When
33
+ converting a multi-head checkpoint to a GQA checkpoint, each group key and value head should be constructed
34
+ by meanpooling all the original heads within that group. For more details checkout [this
35
+ paper](https://arxiv.org/pdf/2305.13245.pdf). If it is not specified, will default to `32`.
36
+ hidden_act (`str` or `function`, *optional*, defaults to `"silu"`):
37
+ The non-linear activation function (function or string) in the decoder.
38
+ max_position_embeddings (`int`, *optional*, defaults to 32768):
39
+ The maximum sequence length that this model might ever be used with.
40
+ initializer_range (`float`, *optional*, defaults to 0.02):
41
+ The standard deviation of the truncated_normal_initializer for initializing all weight matrices.
42
+ rms_norm_eps (`float`, *optional*, defaults to 1e-06):
43
+ The epsilon used by the rms normalization layers.
44
+ use_cache (`bool`, *optional*, defaults to `True`):
45
+ Whether or not the model should return the last key/values attentions (not used by all models). Only
46
+ relevant if `config.is_decoder=True`.
47
+ tie_word_embeddings (`bool`, *optional*, defaults to `False`):
48
+ Whether the model's input and output word embeddings should be tied.
49
+ rope_theta (`float`, *optional*, defaults to 10000.0):
50
+ The base period of the RoPE embeddings.
51
+ use_sliding_window (`bool`, *optional*, defaults to `False`):
52
+ Whether to use sliding window attention.
53
+ sliding_window (`int`, *optional*, defaults to 4096):
54
+ Sliding window attention (SWA) window size. If not specified, will default to `4096`.
55
+ max_window_layers (`int`, *optional*, defaults to 28):
56
+ The number of layers that use SWA (Sliding Window Attention). The bottom layers use SWA while the top use full attention.
57
+ attention_dropout (`float`, *optional*, defaults to 0.0):
58
+ The dropout ratio for the attention probabilities.
59
+
60
+ ```python
61
+ >>> from transformers import Qwen2Model, Qwen2Config
62
+
63
+ >>> # Initializing a Qwen2 style configuration
64
+ >>> configuration = Qwen2Config()
65
+
66
+ >>> # Initializing a model from the Qwen2-7B style configuration
67
+ >>> model = Qwen2Model(configuration)
68
+
69
+ >>> # Accessing the model configuration
70
+ >>> configuration = model.config
71
+ ```"""
72
+
73
+ model_type = "qwen2"
74
+ keys_to_ignore_at_inference = ["past_key_values"]
75
+
76
+ def __init__(
77
+ self,
78
+ vocab_size=151936,
79
+ hidden_size=4096,
80
+ intermediate_size=22016,
81
+ num_hidden_layers=32,
82
+ num_attention_heads=32,
83
+ num_key_value_heads=32,
84
+ hidden_act="silu",
85
+ max_position_embeddings=32768,
86
+ initializer_range=0.02,
87
+ rms_norm_eps=1e-6,
88
+ use_cache=True,
89
+ tie_word_embeddings=False,
90
+ rope_theta=10000.0,
91
+ use_sliding_window=False,
92
+ sliding_window=4096,
93
+ max_window_layers=28,
94
+ attention_dropout=0.0,
95
+ hyper_layers=[1,9,17,25],
96
+ **kwargs,
97
+ ):
98
+ self.vocab_size = vocab_size
99
+ self.max_position_embeddings = max_position_embeddings
100
+ self.hidden_size = hidden_size
101
+ self.intermediate_size = intermediate_size
102
+ self.num_hidden_layers = num_hidden_layers
103
+ self.num_attention_heads = num_attention_heads
104
+ self.use_sliding_window = use_sliding_window
105
+ self.sliding_window = sliding_window if use_sliding_window else None
106
+ self.max_window_layers = max_window_layers
107
+
108
+ # for backward compatibility
109
+ if num_key_value_heads is None:
110
+ num_key_value_heads = num_attention_heads
111
+
112
+ self.num_key_value_heads = num_key_value_heads
113
+ self.hidden_act = hidden_act
114
+ self.initializer_range = initializer_range
115
+ self.rms_norm_eps = rms_norm_eps
116
+ self.use_cache = use_cache
117
+ self.rope_theta = rope_theta
118
+ self.attention_dropout = attention_dropout
119
+ self.hyper_layers = hyper_layers
120
+ super().__init__(
121
+ tie_word_embeddings=tie_word_embeddings,
122
+ **kwargs,
123
+ )
configuration_mplugowl3.py ADDED
@@ -0,0 +1,47 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ # coding=utf-8
2
+ """ mPLUGOwl3 model configuration"""
3
+
4
+ import os
5
+ from typing import Union
6
+
7
+ from transformers.utils import logging
8
+ from .configuration_hyper_qwen2 import HyperQwen2Config
9
+ from transformers.models.siglip.configuration_siglip import SiglipVisionConfig
10
+ logger = logging.get_logger(__name__)
11
+
12
+
13
+ class mPLUGOwl3Config(HyperQwen2Config):
14
+ model_type = "mplugowl3"
15
+ keys_to_ignore_at_inference = ["past_key_values"]
16
+
17
+ default_vision_config = {
18
+ "hidden_size": 1152,
19
+ "image_size": 384,
20
+ "intermediate_size": 4304,
21
+ "model_type": "siglip_vision_model",
22
+ "num_attention_heads": 16,
23
+ "num_hidden_layers": 27,
24
+ "patch_size": 14
25
+ }
26
+
27
+
28
+ def __init__(
29
+ self,
30
+ use_cache=True,
31
+ vision_config=None,
32
+ **kwargs,
33
+ ):
34
+ self.use_cache = use_cache
35
+
36
+ # same as HuggingFaceM4/siglip-so400m-14-980-flash-attn2-navit add tgt_sizes
37
+ if vision_config is None:
38
+ self.vision_config = SiglipVisionConfig(**self.default_vision_config)
39
+ logger.info("vision_config is None, using default vision config")
40
+ elif isinstance(vision_config, dict):
41
+ self.vision_config = SiglipVisionConfig(**vision_config)
42
+ elif isinstance(vision_config, SiglipVisionConfig):
43
+ self.vision_config = vision_config
44
+ self.image_size = self.vision_config.image_size
45
+ self.patch_size = self.vision_config.patch_size
46
+
47
+ super().__init__(**kwargs)
generation_config.json ADDED
@@ -0,0 +1,14 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ {
2
+ "bos_token_id": 151643,
3
+ "do_sample": true,
4
+ "eos_token_id": [
5
+ 151645,
6
+ 151643
7
+ ],
8
+ "pad_token_id": 151643,
9
+ "repetition_penalty": 1.1,
10
+ "temperature": 0.7,
11
+ "top_k": 20,
12
+ "top_p": 0.8,
13
+ "transformers_version": "4.51.3"
14
+ }
image_processing_mplugowl3.py ADDED
@@ -0,0 +1,416 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ import random
2
+ from typing import Optional, Union, Dict, Any, List
3
+
4
+ from einops import rearrange, repeat
5
+ import torch
6
+ import math
7
+ import PIL.Image
8
+ import PIL.ImageSequence
9
+ import numpy as np
10
+ import PIL
11
+ from PIL import Image
12
+
13
+ from transformers.utils import TensorType, requires_backends, is_torch_dtype, is_torch_device
14
+ from transformers.image_processing_utils import BaseImageProcessor, BatchFeature
15
+ from transformers import AutoImageProcessor
16
+ from transformers.image_transforms import to_channel_dimension_format
17
+ from transformers.image_utils import (
18
+ ImageInput,
19
+ make_list_of_images,
20
+ valid_images,
21
+ is_torch_tensor,
22
+ is_batched,
23
+ to_numpy_array,
24
+ infer_channel_dimension_format,
25
+ ChannelDimension
26
+ )
27
+ from torchvision.ops.boxes import box_area
28
+ from torchvision.transforms import functional as F
29
+ from torchvision.transforms.transforms import InterpolationMode
30
+ from torchvision import transforms
31
+
32
+ def recursive_converter(converter, value):
33
+ if isinstance(value, list):
34
+ new_value = []
35
+ for v in value:
36
+ new_value += [recursive_converter(converter, v)]
37
+ return new_value
38
+ else:
39
+ return converter(value)
40
+
41
+ def box_iou(boxes1, area1, boxes2, eps=1e-5):
42
+ area2 = box_area(boxes2)
43
+
44
+ lt = torch.max(boxes1[:, None, :2], boxes2[:, :2]) # [N,M,2]
45
+ rb = torch.min(boxes1[:, None, 2:], boxes2[:, 2:]) # [N,M,2]
46
+
47
+ wh = (rb - lt).clamp(min=0) # [N,M,2]
48
+ inter = wh[:, :, 0] * wh[:, :, 1] # [N,M]
49
+
50
+ union = area1[:, None] + area2 - inter
51
+
52
+ iou = inter / (union+eps)
53
+ return iou, union
54
+
55
+ available_anchor_strategy = ['docowl', 'random', 'highest', 'last', 'llava']
56
+
57
+ grid_dict = {
58
+ 'grid_33':[
59
+ (1,1),
60
+ (1,2),(2,1),
61
+ (1,3),(3,1),
62
+ (2,2),(1,4),(4,1),
63
+ (1,5),(5,1),
64
+ (1,6),(6,1),(2,3),(3,2),
65
+ (1,7),(7,1),
66
+ (4,2),(2,4),(1,8),(8,1),
67
+ (3,3),(1,9),(9,1)],
68
+ 'grid_squ_3x3':[
69
+ (1,1),(2,2),(3,3)
70
+ ],
71
+ 'grid_squ_4':[
72
+ (2,2),(1,3),(1,4),(3,1),(4,1)
73
+ ],
74
+ 'grid_squ_6':[
75
+ (2,2),(1,3),(1,4),(3,1),(4,1), (2,3),(3,2)
76
+ ],
77
+ 'grid_squ_2':[
78
+ (2,1)
79
+ ],
80
+ 'grid_squ_9':[
81
+ (1,1),
82
+ (1,2),(2,1),
83
+ (1,3),(3,1),
84
+ (2,2),(1,4),(4,1),
85
+ (1,5),(5,1),
86
+ (1,6),(6,1),(2,3),(3,2),
87
+ (1,7),(7,1),
88
+ (4,2),(2,4),(1,8),(8,1),
89
+ (3,3),(1,9),(9,1)],
90
+ }
91
+
92
+ cut_prompt_template_dict = {
93
+ 'v0': lambda img_token, h, w: f''.join([f"{img_token}" for i in range(h) for j in range(w)]),
94
+ 'v1': lambda img_token, h, w: f'Cut to {h} rows {w} columns, '+ ' '.join([f"subimg({i},{j}){img_token}"for i in range(h) for j in range(w)]),
95
+ 'v1_global': lambda img_token, h, w: f'Cut to {h} rows {w} columns with a global view, '+ ' '.join([f"subimg({i},{j}){img_token}"for i in range(h) for j in range(w)]+[f"global_view{img_token}"]),
96
+ 'v2_global': lambda img_token, h, w: f'Cut to {h} rows {w} columns with a global view\n'+ '\n'.join([' '.join([f"subimg({i},{j}){img_token}" for j in range(w)]) for i in range(h)])+f"\nglobal_view{img_token}",
97
+ 'v3': lambda img_token, h, w: f'<|start_cut|>{h}*{w}'+ ' '.join([f"{img_token}"for i in range(h) for j in range(w)])+'<|end_cut|>',
98
+ 'v3_global': lambda img_token, h, w: f'<|start_cut|>{h}*{w}\n'+ '\n'.join([' '.join([f"{img_token}" for j in range(w)]) for i in range(h)])+f'\n{img_token}<|end_cut|>',
99
+
100
+ }
101
+
102
+ def anchor_rank(anchors, anchors_areas, input_image_size, eps=1e-5):
103
+ # anchors x1 y1 x2 y2
104
+
105
+ # image_size: (h, w)
106
+ # xyxy
107
+ input_image_bbox = torch.tensor([0, 0, input_image_size[1], input_image_size[0]]).unsqueeze(0)
108
+
109
+ boxes1 = anchors
110
+ boxes2 = input_image_bbox
111
+ boxes3 = anchors.clone()
112
+ # y2
113
+ boxes3[:,3] = input_image_size[0]/input_image_size[1]*anchors[:,2] # 用于算分辨率无关的iou
114
+
115
+ area1 = anchors_areas
116
+
117
+ iou, _ = box_iou(boxes1, area1, boxes2)
118
+ iou = iou.squeeze(1)
119
+ shape_iou, _ = box_iou(boxes1, area1, boxes3)
120
+ shape_iou = shape_iou.diag()
121
+ # 优先匹配形状接近 再匹配分辨率接近
122
+ index = torch.argmax(shape_iou*100+iou,dim=0)
123
+ return index
124
+
125
+ def select_best_resolution(anchors, anchors_areas, input_image_size): # TODO For a futher check
126
+ """
127
+ Selects the best resolution from a list of possible resolutions based on the original size.
128
+
129
+ Args:
130
+ original_size (tuple): The original size of the image in the format (width, height).
131
+ possible_resolutions (list): A list of possible resolutions in the format [(width1, height1), (width2, height2), ...].
132
+
133
+ Returns:
134
+ tuple: The best fit resolution in the format (width, height).
135
+ """
136
+ original_size = (input_image_size[1], input_image_size[0])
137
+ possible_resolutions = [(_[2], _[3]) for _ in anchors] # xyxy -> w,h
138
+
139
+ original_width, original_height = original_size
140
+ best_fit = None
141
+ max_effective_resolution = 0
142
+ min_wasted_resolution = float('inf')
143
+
144
+ index = 0
145
+ for i, (width, height) in enumerate(possible_resolutions):
146
+ scale = min(width / original_width, height / original_height)
147
+ downscaled_width, downscaled_height = int(original_width * scale), int(original_height * scale)
148
+ effective_resolution = min(downscaled_width * downscaled_height, original_width * original_height)
149
+ wasted_resolution = (width * height) - effective_resolution
150
+
151
+ if effective_resolution > max_effective_resolution or (effective_resolution == max_effective_resolution and wasted_resolution < min_wasted_resolution):
152
+ max_effective_resolution = effective_resolution
153
+ min_wasted_resolution = wasted_resolution
154
+ best_fit = (width, height)
155
+ index = i
156
+
157
+ return index
158
+
159
+ def build_cut_shape_indices(cut_shape):
160
+ # cut_shape: a list of (nh,nw)
161
+ cut_shape_indices = []
162
+ for shape in cut_shape:
163
+ n=shape[0]*shape[1]
164
+ indices = torch.cat([
165
+ repeat(torch.tensor(shape),'l -> n l',n=n),
166
+ torch.arange(n).unsqueeze(1)
167
+ ], dim=1)
168
+ assert indices.shape[0] == n
169
+ assert indices.shape[1] == 3 # nh,nw,idx
170
+
171
+ cut_shape_indices.append(indices)
172
+ cut_shape_indices = torch.cat(cut_shape_indices,dim=0).long()
173
+ return cut_shape_indices
174
+
175
+ class AnchorResize(torch.nn.Module):
176
+
177
+ def __init__(self, image_size, anchors, interpolation=InterpolationMode.BILINEAR, antialias=None, anchor_strategy='docowl'):
178
+ super().__init__()
179
+ self.image_size = image_size
180
+ # xyxy
181
+ self.anchors = torch.tensor(
182
+ [[0, 0, _[1]*image_size[1], _[0]*image_size[0]]
183
+ for _ in anchors], requires_grad=False
184
+ )
185
+
186
+ self.anchor_areas = box_area(self.anchors)
187
+
188
+ self.interpolation = interpolation
189
+ self.antialias = antialias
190
+ self.anchor_strategy = anchor_strategy
191
+ assert self.anchor_strategy in available_anchor_strategy
192
+
193
+ def resize_global(self, img):
194
+ return F.resize(img, self.image_size, self.interpolation, max_size=None, antialias=self.antialias)
195
+
196
+ def forward(self, img, skip_resize=False):
197
+ """
198
+ Args:
199
+ img (PIL Image or Tensor): Image to be scaled.
200
+
201
+ Returns:
202
+ PIL Image or Tensor: Rescaled image.
203
+ """
204
+ if self.anchor_strategy == 'docowl':
205
+ selected_anchor = anchor_rank(self.anchors, self.anchor_areas, (img.size[1], img.size[0]))
206
+ elif self.anchor_strategy == 'random':
207
+ selected_anchor = random.randint(0,len(self.anchors)-1)
208
+ elif self.anchor_strategy == 'highest':
209
+ # 选面积最大的 在这个基础上 尽可能选最方正的
210
+ selected_anchor = torch.argmax(self.anchors[:,2]*self.anchors[:,3]*100-torch.abs(self.anchors[:,2]-self.anchors[:,3]))
211
+ elif self.anchor_strategy == 'last':
212
+ selected_anchor = len(self.anchors)-1
213
+ elif self.anchor_strategy == 'llava':
214
+ selected_anchor = select_best_resolution(self.anchors, self.anchor_areas, (img.size[1], img.size[0]))
215
+ else:
216
+ selected_anchor = None
217
+ assert selected_anchor is not None
218
+
219
+ target_size = self.anchors[selected_anchor][2:].tolist() # w,h
220
+ if skip_resize:
221
+ # for debug
222
+ return selected_anchor
223
+ return F.resize(img, [target_size[1],target_size[0]], self.interpolation, max_size=None, antialias=self.antialias), selected_anchor
224
+
225
+ def __repr__(self) -> str:
226
+ detail = f"(size={self.image_size}, anchor={self.anchors}, interpolation={self.interpolation.value}, antialias={self.antialias})"
227
+ return f"{self.__class__.__name__}{detail}"
228
+
229
+ class CutMixin:
230
+ def __init__(self, cut_cfg={"anchors": "grid_squ_6", "anchor_strategy": "docowl", "cut_prompt": "v3", "add_global": True, "cut_prob": 1.0}) -> None:
231
+ if cut_cfg is None:
232
+ self.cut_enable = False
233
+ return
234
+ else:
235
+ self.cut_enable = True
236
+ image_size = self.image_size
237
+ anchors = cut_cfg.get('anchors','grid_33')
238
+ anchor_strategy = cut_cfg.get('anchor_strategy','docowl')
239
+ cut_prompt = cut_cfg.get('cut_prompt','v0')
240
+ self.cut_prob = cut_cfg.get('cut_prob', 1.0)
241
+
242
+ self.force_shape_cut = cut_cfg.get('force_shape_cut', False)
243
+ force_shape_cut_anchors = cut_cfg.get('force_shape_cut_anchors', 'force_shape_cut_anchors')
244
+
245
+
246
+ self.add_global = cut_cfg.get('add_global', False)
247
+
248
+ # h,w
249
+ if isinstance(image_size, int):
250
+ image_size = (image_size, image_size)
251
+ self.image_size = image_size
252
+
253
+ if anchors in grid_dict:
254
+ anchors = grid_dict[anchors]
255
+ else:
256
+ anchors = eval(anchors)
257
+ self.anchors = [tuple(_) for _ in anchors]
258
+ self.anchor_max = max([max(_) for _ in self.anchors])
259
+ self.resizer = AnchorResize(image_size=image_size, anchors=anchors, interpolation=InterpolationMode.BICUBIC, anchor_strategy=anchor_strategy)
260
+
261
+ if force_shape_cut_anchors in grid_dict:
262
+ force_shape_cut_anchors = grid_dict[force_shape_cut_anchors]
263
+ else:
264
+ force_shape_cut_anchors = eval(force_shape_cut_anchors)
265
+ self.force_shape_cut_anchors = [tuple(_) for _ in force_shape_cut_anchors]
266
+ self.force_shape_cut_anchors_max = max([max(_) for _ in self.force_shape_cut_anchors])
267
+
268
+
269
+
270
+ self.old_resizer = transforms.Resize(image_size,interpolation=InterpolationMode.BICUBIC)
271
+
272
+ # 把image processor的缩放去掉 只保留后面的变换
273
+ self.image_transform = transforms.Compose(self.image_transform.transforms[1:])
274
+ if self.add_global:
275
+ self.cut_prompt_template = cut_prompt_template_dict[cut_prompt+'_global']
276
+ else:
277
+ self.cut_prompt_template = cut_prompt_template_dict[cut_prompt]
278
+
279
+ self.media_tokens = ["<|image|>", "<|video|>"]
280
+
281
+
282
+
283
+ def _process_image(self, images):
284
+ new_images = []
285
+ cut_shape = []
286
+ for image in images:
287
+ raw_image = image
288
+
289
+ image, selected_anchor = self.resizer(image)
290
+ image_input = self.image_transform(image) # h,w,3 -> 3,h,w
291
+ cut_shape.append((image_input.shape[1]//self.image_size[0], image_input.shape[2]//self.image_size[1])) # cut_h, cut_w
292
+ image_input = rearrange(image_input, 'C (num_h h) (num_w w) -> (num_h num_w) C h w', h=self.image_size[0], w=self.image_size[1])
293
+
294
+ new_images.append(image_input)
295
+
296
+ if self.add_global:
297
+ new_images.append(self.image_transform(self.resizer.resize_global(raw_image)).unsqueeze(0))
298
+ cut_shape.append((1,1))
299
+
300
+ new_images = torch.cat(new_images,dim=0)
301
+ cut_shape_indices = build_cut_shape_indices(cut_shape)
302
+ return new_images, cut_shape, cut_shape_indices
303
+
304
+ class mPLUGOwl3BatchFeature(BatchFeature):
305
+ r"""
306
+ Extend from BatchFeature for supporting various image size
307
+ """
308
+ def __init__(self, data: Optional[Dict[str, Any]] = None, tensor_type: Union[None, str, TensorType] = None):
309
+ super().__init__(data)
310
+ self.convert_to_tensors(tensor_type=tensor_type)
311
+
312
+ def convert_to_tensors(self, tensor_type: Optional[Union[str, TensorType]] = None):
313
+ if tensor_type is None:
314
+ return self
315
+
316
+ is_tensor, as_tensor = self._get_is_as_tensor_fns(tensor_type)
317
+
318
+ def converter(value):
319
+ try:
320
+ if not is_tensor(value):
321
+ tensor = as_tensor(value)
322
+ return tensor
323
+ except: # noqa E722
324
+ if key == "overflowing_values":
325
+ raise ValueError("Unable to create tensor returning overflowing values of different lengths. ")
326
+ raise ValueError(
327
+ "Unable to create tensor, you should probably activate padding "
328
+ "with 'padding=True' to have batched tensors with the same length."
329
+ )
330
+
331
+
332
+ for key, value in self.items():
333
+ self[key] = recursive_converter(converter, value)
334
+ return self
335
+
336
+ def to(self, *args, **kwargs) -> "mPLUGOwl3BatchFeature":
337
+ requires_backends(self, ["torch"])
338
+ import torch
339
+
340
+ def cast_tensor(v):
341
+ # check if v is a floating point
342
+ if torch.is_floating_point(v):
343
+ # cast and send to device
344
+ return v.to(*args, **kwargs)
345
+ elif device is not None:
346
+ return v.to(device=device)
347
+ else:
348
+ return v
349
+
350
+ new_data = {}
351
+ device = kwargs.get("device")
352
+ # Check if the args are a device or a dtype
353
+ if device is None and len(args) > 0:
354
+ # device should be always the first argument
355
+ arg = args[0]
356
+ if is_torch_dtype(arg):
357
+ # The first argument is a dtype
358
+ pass
359
+ elif isinstance(arg, str) or is_torch_device(arg) or isinstance(arg, int):
360
+ device = arg
361
+ else:
362
+ # it's something else
363
+ raise ValueError(f"Attempting to cast a BatchFeature to type {str(arg)}. This is not supported.")
364
+ # We cast only floating point tensors to avoid issues with tokenizers casting `LongTensor` to `FloatTensor`
365
+ for k, v in self.items():
366
+ new_data[k] = recursive_converter(cast_tensor, v)
367
+ self.data = new_data
368
+ return self
369
+
370
+
371
+ class mPLUGOwl3ImageProcessor(BaseImageProcessor, CutMixin):
372
+ model_input_names = ["pixel_values"]
373
+
374
+ def __init__(
375
+ self,
376
+ image_size,
377
+ mean=[0.5, 0.5, 0.5],
378
+ std=[0.5, 0.5, 0.5],
379
+ **kwargs):
380
+ super().__init__(**kwargs)
381
+ self.image_size = image_size
382
+ self.image_transform = transforms.Compose([
383
+ transforms.Resize((image_size, image_size), interpolation=Image.BICUBIC),
384
+ transforms.ToTensor(),
385
+ transforms.Normalize(mean, std),
386
+ ])
387
+ CutMixin.__init__(self)
388
+
389
+ def preprocess(
390
+ self,
391
+ images: Union[Image.Image, List[Image.Image]],
392
+ cut_enable=True,
393
+ **kwargs
394
+ ) -> mPLUGOwl3BatchFeature:
395
+ if isinstance(images, Image.Image):
396
+ images_list = [images]
397
+ else:
398
+ images_list = images
399
+
400
+ if self.cut_enable and cut_enable:
401
+ image_data, cut_shape, cut_shape_indices = self._process_image(images_list)
402
+ else:
403
+ image_data = [self.image_transform(self.resizer.resize_global(image)) for image in images_list]
404
+ image_data = torch.stack(image_data, dim=0)
405
+ cut_shape = cut_shape_indices = None
406
+
407
+ return mPLUGOwl3BatchFeature(data={'pixel_values': image_data, 'cut_shape':cut_shape, 'cut_shape_indices':cut_shape_indices})
408
+
409
+ def to_dict(self):
410
+ encoder_dict = super().to_dict()
411
+ pop_keys = ['image_transform', 'resizer', 'old_resizer', 'cut_prompt_template']
412
+ for pk in pop_keys:
413
+ encoder_dict.pop(pk, None)
414
+ return encoder_dict
415
+
416
+ AutoImageProcessor.register("mPLUGOwl3ImageProcessor", mPLUGOwl3ImageProcessor)
merges.txt ADDED
The diff for this file is too large to render. See raw diff
 
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@@ -0,0 +1,3 @@
 
 
 
 
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2
+ oid sha256:3f332135cfd7c39db0280e58a3a041c5fcb0e86d4773816b5ab87e37f9de1b7f
3
+ size 1848369040
modeling_hyper_qwen2.py ADDED
@@ -0,0 +1,1532 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ # coding=utf-8
2
+ # Copyright 2024 The Qwen team, Alibaba Group and the HuggingFace Inc. team. All rights reserved.
3
+ #
4
+ # This code is based on EleutherAI's GPT-NeoX library and the GPT-NeoX
5
+ # and OPT implementations in this library. It has been modified from its
6
+ # original forms to accommodate minor architectural differences compared
7
+ # to GPT-NeoX and OPT used by the Meta AI team that trained the model.
8
+ #
9
+ # Licensed under the Apache License, Version 2.0 (the "License");
10
+ # you may not use this file except in compliance with the License.
11
+ # You may obtain a copy of the License at
12
+ #
13
+ # http://www.apache.org/licenses/LICENSE-2.0
14
+ #
15
+ # Unless required by applicable law or agreed to in writing, software
16
+ # distributed under the License is distributed on an "AS IS" BASIS,
17
+ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
18
+ # See the License for the specific language governing permissions and
19
+ # limitations under the License.
20
+ """ PyTorch Qwen2 model."""
21
+ import inspect
22
+ import math
23
+ from typing import List, Optional, Tuple, Union
24
+
25
+ from einops import rearrange, repeat
26
+ import torch
27
+ import torch.nn.functional as F
28
+ import torch.utils.checkpoint
29
+ from torch import nn
30
+ from torch.nn import BCEWithLogitsLoss, CrossEntropyLoss, MSELoss
31
+ from transformers.activations import ACT2FN
32
+ from transformers.cache_utils import Cache, DynamicCache
33
+ from transformers.modeling_attn_mask_utils import _prepare_4d_causal_attention_mask, _prepare_4d_causal_attention_mask_for_sdpa
34
+ from transformers.modeling_outputs import BaseModelOutputWithPast, CausalLMOutputWithPast, SequenceClassifierOutputWithPast
35
+ from transformers.modeling_utils import PreTrainedModel
36
+ from transformers.utils import (
37
+ add_start_docstrings,
38
+ add_start_docstrings_to_model_forward,
39
+ is_flash_attn_2_available,
40
+ is_flash_attn_greater_or_equal_2_10,
41
+ logging,
42
+ replace_return_docstrings,
43
+ )
44
+ from .configuration_hyper_qwen2 import HyperQwen2Config
45
+
46
+
47
+ if is_flash_attn_2_available():
48
+ from flash_attn import flash_attn_func, flash_attn_varlen_func
49
+ from flash_attn.bert_padding import index_first_axis, pad_input, unpad_input # noqa
50
+
51
+ _flash_supports_window_size = "window_size" in list(inspect.signature(flash_attn_func).parameters)
52
+ from .x_sdpa import ScaleDotProductAttention
53
+
54
+ try:
55
+ from flash_attn.layers.rotary import apply_rotary_emb_func
56
+ from einops import rearrange
57
+
58
+ use_flash_rotary = True
59
+ print("use flash_attn rotary")
60
+ except ImportError:
61
+ use_flash_rotary = False
62
+ print("import flash_attn rotary fail")
63
+
64
+ logger = logging.get_logger(__name__)
65
+
66
+
67
+ _CHECKPOINT_FOR_DOC = "Qwen/Qwen2-7B-beta"
68
+ _CONFIG_FOR_DOC = "HyperQwen2Config"
69
+
70
+
71
+ # Copied from transformers.models.llama.modeling_llama._get_unpad_data
72
+ def _get_unpad_data(attention_mask):
73
+ seqlens_in_batch = attention_mask.sum(dim=-1, dtype=torch.int32)
74
+ indices = torch.nonzero(attention_mask.flatten(), as_tuple=False).flatten()
75
+ max_seqlen_in_batch = seqlens_in_batch.max().item()
76
+ cu_seqlens = F.pad(torch.cumsum(seqlens_in_batch, dim=0, dtype=torch.int32), (1, 0))
77
+ return (
78
+ indices,
79
+ cu_seqlens,
80
+ max_seqlen_in_batch,
81
+ )
82
+
83
+
84
+ # Copied from transformers.models.llama.modeling_llama.LlamaRMSNorm with Llama->Qwen2
85
+ class Qwen2RMSNorm(nn.Module):
86
+ def __init__(self, hidden_size, eps=1e-6):
87
+ """
88
+ Qwen2RMSNorm is equivalent to T5LayerNorm
89
+ """
90
+ super().__init__()
91
+ self.weight = nn.Parameter(torch.ones(hidden_size))
92
+ self.variance_epsilon = eps
93
+
94
+ def forward(self, hidden_states):
95
+ input_dtype = hidden_states.dtype
96
+ hidden_states = hidden_states.to(torch.float32)
97
+ variance = hidden_states.pow(2).mean(-1, keepdim=True)
98
+ hidden_states = hidden_states * torch.rsqrt(variance + self.variance_epsilon)
99
+ return self.weight * hidden_states.to(input_dtype)
100
+
101
+
102
+ # Copied from transformers.models.mistral.modeling_mistral.MistralRotaryEmbedding with Mistral->Qwen2
103
+ class Qwen2RotaryEmbedding(nn.Module):
104
+ def __init__(self, dim, max_position_embeddings=2048, base=10000, device=None):
105
+ super().__init__()
106
+
107
+ self.dim = dim
108
+ self.max_position_embeddings = max_position_embeddings
109
+ self.base = base
110
+ inv_freq = 1.0 / (self.base ** (torch.arange(0, self.dim, 2, dtype=torch.int64).float().to(device) / self.dim))
111
+ self.register_buffer("inv_freq", inv_freq, persistent=False)
112
+
113
+ # Build here to make `torch.jit.trace` work.
114
+ self._set_cos_sin_cache(
115
+ seq_len=max_position_embeddings, device=self.inv_freq.device, dtype=torch.get_default_dtype()
116
+ )
117
+
118
+ def _set_cos_sin_cache(self, seq_len, device, dtype):
119
+ self.max_seq_len_cached = seq_len
120
+ t = torch.arange(self.max_seq_len_cached, device=device, dtype=torch.int64).type_as(self.inv_freq)
121
+
122
+ freqs = torch.outer(t, self.inv_freq)
123
+ # Different from paper, but it uses a different permutation in order to obtain the same calculation
124
+ emb = torch.cat((freqs, freqs), dim=-1)
125
+ self.register_buffer("cos_cached", emb.cos().to(dtype), persistent=False)
126
+ self.register_buffer("sin_cached", emb.sin().to(dtype), persistent=False)
127
+
128
+ def forward(self, x, seq_len=None):
129
+ # x: [bs, num_attention_heads, seq_len, head_size]
130
+ if seq_len > self.max_seq_len_cached:
131
+ self._set_cos_sin_cache(seq_len=seq_len, device=x.device, dtype=x.dtype)
132
+
133
+ return (
134
+ self.cos_cached[:seq_len].to(dtype=x.dtype),
135
+ self.sin_cached[:seq_len].to(dtype=x.dtype),
136
+ )
137
+
138
+ class RotaryEmbedding(torch.nn.Module):
139
+ def __init__(self, dim, base=10000, use_fp32=False, use_outer_in_rope=False):
140
+ super().__init__()
141
+ self.dim = dim
142
+ self.base = base
143
+ self.use_fp32 = use_fp32
144
+ if use_fp32:
145
+ self.inv_freq = 1.0 / (base ** (torch.arange(0, dim, 2).float() / dim))
146
+ else:
147
+ inv_freq = 1.0 / (base ** (torch.arange(0, dim, 2).float() / dim))
148
+ self.register_buffer("inv_freq", inv_freq)
149
+
150
+ self._rotary_pos_emb_cache = None
151
+ self._seq_len_cached = 0
152
+ self.use_outer_in_rope = use_outer_in_rope
153
+ self._ntk_alpha_cached = 1.0
154
+
155
+ def update_rotary_pos_emb_cache(self, max_seq_len, offset=0, ntk_alpha=1.0):
156
+ seqlen = max_seq_len + offset
157
+ if seqlen > self._seq_len_cached or ntk_alpha != self._ntk_alpha_cached:
158
+ base = self.base * ntk_alpha ** (self.dim / (self.dim - 2))
159
+ self.inv_freq = 1.0 / (base ** (torch.arange(0, self.dim, 2, device=self.inv_freq.device).float() / self.dim))
160
+ self._seq_len_cached = seqlen
161
+ self._ntk_alpha_cached = ntk_alpha
162
+ seq = torch.arange(seqlen, device=self.inv_freq.device)
163
+ # Don't do einsum, it converts fp32 to fp16 # TODO: CHECK this
164
+ if self.use_outer_in_rope:
165
+ freqs = torch.outer(seq.type_as(self.inv_freq), self.inv_freq)
166
+ else:
167
+ freqs = einsum('i , j -> i j', seq.type_as(self.inv_freq), self.inv_freq)
168
+ # first part even vector components, second part odd vector components,
169
+ # 2 * dim in dimension size
170
+ emb = torch.cat((freqs, freqs), dim=-1)
171
+ # emb [seq_length, .., dim]
172
+ from einops import rearrange
173
+ self._rotary_pos_emb_cache = rearrange(emb, 'n d -> n 1 1 d')
174
+
175
+ def forward(self, max_seq_len, offset=0, ntk_alpha=1.0):
176
+ self.update_rotary_pos_emb_cache(max_seq_len, offset, ntk_alpha)
177
+ return self._rotary_pos_emb_cache[offset:offset + max_seq_len]
178
+
179
+ # Copied from transformers.models.llama.modeling_llama.rotate_half
180
+ def rotate_half(x):
181
+ """Rotates half the hidden dims of the input."""
182
+ x1 = x[..., : x.shape[-1] // 2]
183
+ x2 = x[..., x.shape[-1] // 2 :]
184
+ return torch.cat((-x2, x1), dim=-1)
185
+
186
+
187
+ # Copied from transformers.models.mistral.modeling_mistral.apply_rotary_pos_emb
188
+ def apply_rotary_pos_emb(q, k, cos, sin, position_ids, unsqueeze_dim=1):
189
+ """Applies Rotary Position Embedding to the query and key tensors.
190
+
191
+ Args:
192
+ q (`torch.Tensor`): The query tensor.
193
+ k (`torch.Tensor`): The key tensor.
194
+ cos (`torch.Tensor`): The cosine part of the rotary embedding.
195
+ sin (`torch.Tensor`): The sine part of the rotary embedding.
196
+ position_ids (`torch.Tensor`):
197
+ The position indices of the tokens corresponding to the query and key tensors. For example, this can be
198
+ used to pass offsetted position ids when working with a KV-cache.
199
+ unsqueeze_dim (`int`, *optional*, defaults to 1):
200
+ The 'unsqueeze_dim' argument specifies the dimension along which to unsqueeze cos[position_ids] and
201
+ sin[position_ids] so that they can be properly broadcasted to the dimensions of q and k. For example, note
202
+ that cos[position_ids] and sin[position_ids] have the shape [batch_size, seq_len, head_dim]. Then, if q and
203
+ k have the shape [batch_size, heads, seq_len, head_dim], then setting unsqueeze_dim=1 makes
204
+ cos[position_ids] and sin[position_ids] broadcastable to the shapes of q and k. Similarly, if q and k have
205
+ the shape [batch_size, seq_len, heads, head_dim], then set unsqueeze_dim=2.
206
+ Returns:
207
+ `tuple(torch.Tensor)` comprising of the query and key tensors rotated using the Rotary Position Embedding.
208
+ """
209
+ cos = cos[position_ids].unsqueeze(unsqueeze_dim)
210
+ sin = sin[position_ids].unsqueeze(unsqueeze_dim)
211
+ q_embed = (q * cos) + (rotate_half(q) * sin)
212
+ k_embed = (k * cos) + (rotate_half(k) * sin)
213
+ return q_embed, k_embed
214
+
215
+
216
+ # Copied from transformers.models.mistral.modeling_mistral.MistralMLP with Mistral->Qwen2
217
+ class Qwen2MLP(nn.Module):
218
+ def __init__(self, config):
219
+ super().__init__()
220
+ self.config = config
221
+ self.hidden_size = config.hidden_size
222
+ self.intermediate_size = config.intermediate_size
223
+ self.gate_proj = nn.Linear(self.hidden_size, self.intermediate_size, bias=False)
224
+ self.up_proj = nn.Linear(self.hidden_size, self.intermediate_size, bias=False)
225
+ self.down_proj = nn.Linear(self.intermediate_size, self.hidden_size, bias=False)
226
+ self.act_fn = ACT2FN[config.hidden_act]
227
+
228
+ def forward(self, x):
229
+ return self.down_proj(self.act_fn(self.gate_proj(x)) * self.up_proj(x))
230
+
231
+
232
+ # Copied from transformers.models.llama.modeling_llama.repeat_kv
233
+ def repeat_kv(hidden_states: torch.Tensor, n_rep: int) -> torch.Tensor:
234
+ """
235
+ This is the equivalent of torch.repeat_interleave(x, dim=1, repeats=n_rep). The hidden states go from (batch,
236
+ num_key_value_heads, seqlen, head_dim) to (batch, num_attention_heads, seqlen, head_dim)
237
+ """
238
+ batch, num_key_value_heads, slen, head_dim = hidden_states.shape
239
+ if n_rep == 1:
240
+ return hidden_states
241
+ hidden_states = hidden_states[:, :, None, :, :].expand(batch, num_key_value_heads, n_rep, slen, head_dim)
242
+ return hidden_states.reshape(batch, num_key_value_heads * n_rep, slen, head_dim)
243
+
244
+
245
+
246
+
247
+
248
+ def make_t2v_mask(media_offset_line, num_images):
249
+ assert len(media_offset_line.shape) == 1
250
+ media_offset_line = media_offset_line.view(-1,1)
251
+ # print_rank_0(media_offset_line)
252
+ visual_arange=torch.arange(num_images, device=media_offset_line.device).view(1,-1)
253
+ mask = (media_offset_line<=visual_arange)
254
+ # print_rank_0(mask)
255
+ return mask
256
+
257
+ def select_query(media_offset, num_queries=None):
258
+ query_indices = media_offset[:,:,1]>=0 # B L
259
+ assert query_indices.sum().item()%num_queries == 0, query_indices.sum().item()
260
+ query_indices = query_indices.nonzero()
261
+ ptr = 0
262
+ while ptr < query_indices.shape[0]:
263
+ first_query_index, last_query_index = query_indices[ptr], query_indices[ptr+num_queries-1]
264
+ assert (last_query_index[1] - first_query_index[1] + 1).item() == num_queries
265
+ assert last_query_index[0].item() == first_query_index[0].item()
266
+ batch_id, begin_i, end_i = first_query_index[0].item(), first_query_index[1].item(), first_query_index[1].item()+num_queries
267
+ yield batch_id, begin_i, end_i
268
+
269
+ ptr += num_queries
270
+
271
+ def _rotate_half(x):
272
+ """
273
+ change sign so the last dimension becomes [-odd, +even]
274
+ """
275
+ from einops import rearrange
276
+ x = rearrange(x, '... (j d) -> ... j d', j=2)
277
+ x1, x2 = x.unbind(dim=-2)
278
+ return torch.cat((-x2, x1), dim=-1)
279
+
280
+ def apply_rotary_pos_emb_core(t, freqs, use_fp32=False, debug=False):
281
+ """
282
+ input tensor t is of shape [seq_length, ..., dim]
283
+ rotary positional embeding tensor freqs is of shape [seq_length, ..., dim]
284
+ check https://kexue.fm/archives/8265 for detailed formulas
285
+ """
286
+
287
+ if use_flash_rotary and use_fp32:
288
+ t_ = rearrange(t, 's b ... -> b s ...').contiguous()
289
+ if use_fp32:
290
+ t_ = t_.float()
291
+ freqs = freqs.squeeze(1).squeeze(1)
292
+ cos = freqs[:, :freqs.shape[-1] // 2].cos()
293
+ sin = freqs[:, :freqs.shape[-1] // 2].sin()
294
+ output = apply_rotary_emb_func(t_, cos, sin).type_as(t)
295
+ if debug:
296
+ from icecream import ic
297
+ ic(t_.shape, freqs.shape, cos.shape)
298
+ return rearrange(output, 'b s ... -> s b ...')
299
+
300
+ rot_dim = freqs.shape[-1]
301
+ # ideally t_pass is empty so rotary pos embedding is applied to all tensor t
302
+ t_, t_pass_ = t[..., :rot_dim], t[..., rot_dim:]
303
+
304
+ if use_fp32:
305
+ t_ = t_.float()
306
+ t_pass_ = t_pass_.float()
307
+ # first part is cosine component
308
+ # second part is sine component, need to change signs with _rotate_half method
309
+ t_ = (t_ * freqs.cos()) + (_rotate_half(t_) * freqs.sin())
310
+ return torch.cat((t_, t_pass_), dim=-1).type_as(t)
311
+
312
+ class HyperQwen2Attention(nn.Module):
313
+ """
314
+ Multi-headed attention from 'Attention Is All You Need' paper. Modified to use sliding window attention: Longformer
315
+ and "Generating Long Sequences with Sparse Transformers".
316
+ """
317
+
318
+ def __init__(self, config: HyperQwen2Config, layer_idx: Optional[int] = None, is_hyper_enabed=False):
319
+ super().__init__()
320
+ self.config = config
321
+ self.layer_idx = layer_idx
322
+ if layer_idx is None:
323
+ logger.warning_once(
324
+ f"Instantiating {self.__class__.__name__} without passing `layer_idx` is not recommended and will "
325
+ "to errors during the forward call, if caching is used. Please make sure to provide a `layer_idx` "
326
+ "when creating this class."
327
+ )
328
+
329
+ self.hidden_size = config.hidden_size
330
+ self.num_heads = config.num_attention_heads
331
+ self.head_dim = self.hidden_size // self.num_heads
332
+ self.num_key_value_heads = config.num_key_value_heads
333
+ self.num_key_value_groups = self.num_heads // self.num_key_value_heads
334
+ self.max_position_embeddings = config.max_position_embeddings
335
+ self.rope_theta = config.rope_theta
336
+ self.is_causal = True
337
+ self.attention_dropout = config.attention_dropout
338
+
339
+ if (self.head_dim * self.num_heads) != self.hidden_size:
340
+ raise ValueError(
341
+ f"hidden_size must be divisible by num_heads (got `hidden_size`: {self.hidden_size}"
342
+ f" and `num_heads`: {self.num_heads})."
343
+ )
344
+ self.q_proj = nn.Linear(self.hidden_size, self.num_heads * self.head_dim, bias=True)
345
+ self.k_proj = nn.Linear(self.hidden_size, self.num_key_value_heads * self.head_dim, bias=True)
346
+ self.v_proj = nn.Linear(self.hidden_size, self.num_key_value_heads * self.head_dim, bias=True)
347
+ self.o_proj = nn.Linear(self.num_heads * self.head_dim, self.hidden_size, bias=False)
348
+
349
+ self.rotary_emb = Qwen2RotaryEmbedding(
350
+ self.head_dim,
351
+ max_position_embeddings=self.max_position_embeddings,
352
+ base=self.rope_theta,
353
+ )
354
+ self.rotary_emb_core = RotaryEmbedding(
355
+ self.head_dim, base=self.rope_theta, use_fp32=True, use_outer_in_rope=True
356
+ )
357
+ # Hyper Attention Modules
358
+ self.is_hyper_enabed = is_hyper_enabed
359
+ if self.is_hyper_enabed:
360
+ self.v_kv_proj = nn.Linear(self.hidden_size, self.num_key_value_heads * self.head_dim * 2, bias=True)
361
+
362
+ self.gate = nn.Parameter(torch.zeros(self.hidden_size))
363
+ self.v_core_attention_sdpa = ScaleDotProductAttention(layer_number=-1,causal=False, attention_dropout=self.attention_dropout)
364
+ self.visual_cache={}
365
+
366
+
367
+
368
+ def apply_mi_rope(self, key_layer, media_offset_line, length_each_img):
369
+ # input shape should be [s b h d]
370
+ key_layer = rearrange(key_layer, 'b h s d -> s b h d')
371
+ if self.rotary_emb_core.inv_freq.device!=key_layer.device:
372
+ self.rotary_emb_core.inv_freq = self.rotary_emb_core.inv_freq.to(key_layer.device)
373
+ rotary_pos_emb_max_seq_len = self.config.max_position_embeddings
374
+ ntk_alpha = 1
375
+ rotary_pos_emb = self.rotary_emb_core(rotary_pos_emb_max_seq_len, ntk_alpha=ntk_alpha)
376
+ assert rotary_pos_emb is not None
377
+
378
+ if isinstance(rotary_pos_emb, tuple):
379
+ rotary_pos_emb = rotary_pos_emb
380
+ else:
381
+ rotary_pos_emb = ((rotary_pos_emb,) * 2)
382
+
383
+
384
+ if rotary_pos_emb is not None:
385
+ q_pos_emb, k_pos_emb = rotary_pos_emb
386
+ # ic(key_layer.shape, k_pos_emb.shape)
387
+
388
+ image_pos = (media_offset_line[1:] - media_offset_line[:-1]).nonzero().squeeze(1)+1
389
+ k_pos_emb = repeat(k_pos_emb[image_pos], 'N_img b h d -> (N_img L) b h d', L=length_each_img) # N_img, dim
390
+
391
+ key_layer = apply_rotary_pos_emb_core(key_layer, k_pos_emb, use_fp32=True) # TODO difference
392
+ key_layer = rearrange(key_layer, 's b h d -> b h s d')
393
+ return key_layer
394
+
395
+ def crossattention(self, query_layer, vision_features, media_offset, context_layer):
396
+ '''
397
+ query_layer: [s b h d]
398
+ vision_features: [b' lv d]
399
+ context_layer: s b d
400
+ '''
401
+ if vision_features is None or (self.is_hyper_enabed == False):
402
+ return context_layer
403
+ context_layer_clone = context_layer.clone()
404
+ # obtain dynamic gate value
405
+
406
+ vision_features = vision_features.contiguous()
407
+ vision_features = self.v_kv_proj(vision_features)
408
+ length_each_img = vision_features.shape[1]
409
+ sequence_length = query_layer.shape[0]
410
+ if sequence_length == 1:
411
+ # 此时处于生成模式
412
+ completion_flag=True
413
+ media_offset = media_offset[:,-1:]
414
+ else:
415
+ completion_flag=False
416
+ self.visual_cache['media_offset'] = media_offset
417
+ self.visual_cache['vision_features'] = vision_features
418
+ query_layer = rearrange(query_layer, 'L B H D -> B H L D') # [25, 2, 32, 128])
419
+ assert sequence_length == media_offset.shape[1], (sequence_length, media_offset.shape)
420
+
421
+ gate_value = torch.sigmoid(self.gate)
422
+ for batch_id, begin_i, end_i in select_query(media_offset, sequence_length):
423
+ # media_offset should be set to -100000 for samples without images.
424
+
425
+ assert begin_i == 0
426
+ assert end_i == sequence_length, (end_i, sequence_length)
427
+ curr_offset = media_offset[batch_id,end_i-1] # 当前数据序列的最后一个token拿到的media offset应该是当前数据的所有图
428
+ if (not completion_flag):
429
+ # 对于生成模式 query对视觉可见性应该是全部
430
+ # v2t mask只对prefill阶段有效
431
+ re_to_zero_media_offset = (media_offset[batch_id,:,1]-curr_offset[0]).to(query_layer.device)
432
+ query_shift = re_to_zero_media_offset.nonzero()[0].item() # 找到第一个非0位置
433
+ curr_mask = make_t2v_mask(
434
+ re_to_zero_media_offset[query_shift:], # 取end表示最多能看几张图
435
+ num_images=curr_offset[1]-curr_offset[0],
436
+ )
437
+ curr_mask = repeat(curr_mask, 's_q s_k -> B H s_q (s_k img_l)', B=1, H=1, img_l=length_each_img)
438
+
439
+ # print_rank_0(query_shift)
440
+ else:
441
+ curr_mask = None
442
+ query_shift = 0
443
+
444
+ curr_query_tokens = query_layer[batch_id,:,query_shift:].unsqueeze(0).clone().contiguous()
445
+
446
+ assert curr_offset[0]<vision_features.shape[0]
447
+ assert curr_offset[1]<=vision_features.shape[0]
448
+
449
+ curr_vision_kv: torch.Tensor = rearrange(vision_features[curr_offset[0]:curr_offset[1]].clone(), 'BL Lv (H KV D) -> KV 1 H (BL Lv) D', KV=2, H=self.num_key_value_heads)
450
+ key_layer = curr_vision_kv[0].contiguous() # [b h s d]
451
+ value_layer = curr_vision_kv[1].contiguous()
452
+
453
+ # Apply MI-Rope
454
+ key_layer = self.apply_mi_rope(key_layer, media_offset_line=self.visual_cache['media_offset'][batch_id,:,1]-curr_offset[0], length_each_img=length_each_img)
455
+
456
+ key_layer = repeat_kv(key_layer, self.num_key_value_groups)
457
+ value_layer = repeat_kv(value_layer, self.num_key_value_groups)
458
+
459
+ v_context_layer = self.v_core_attention_sdpa(curr_query_tokens, key_layer, value_layer, attn_mask=curr_mask, order='bhsd').squeeze(1)
460
+
461
+ # Apply dynamic gate
462
+ context_layer_clone[query_shift:, batch_id] = context_layer[query_shift:, batch_id].clone() * (1-gate_value) + v_context_layer * gate_value
463
+
464
+ return context_layer_clone
465
+
466
+ def forward(
467
+ self,
468
+ hidden_states: torch.Tensor,
469
+ attention_mask: Optional[torch.Tensor] = None,
470
+ position_ids: Optional[torch.LongTensor] = None,
471
+ image_embeds=None,
472
+ media_offset=None,
473
+ past_key_value: Optional[Cache] = None,
474
+ output_attentions: bool = False,
475
+ use_cache: bool = False,
476
+ ) -> Tuple[torch.Tensor, Optional[torch.Tensor], Optional[Tuple[torch.Tensor]]]:
477
+ raise NotImplementError("We do not support eager model yet. Use attn_implementation == \"flash_attention_2\" or attn_implementation == \"sdpa\".")
478
+ bsz, q_len, _ = hidden_states.size()
479
+
480
+ query_states = self.q_proj(hidden_states)
481
+ key_states = self.k_proj(hidden_states)
482
+ value_states = self.v_proj(hidden_states)
483
+
484
+ query_states = query_states.view(bsz, q_len, self.num_heads, self.head_dim).transpose(1, 2)
485
+ key_states = key_states.view(bsz, q_len, self.num_key_value_heads, self.head_dim).transpose(1, 2)
486
+ value_states = value_states.view(bsz, q_len, self.num_key_value_heads, self.head_dim).transpose(1, 2)
487
+
488
+ kv_seq_len = key_states.shape[-2]
489
+ if past_key_value is not None:
490
+ if self.layer_idx is None:
491
+ raise ValueError(
492
+ f"The cache structure has changed since version v4.36. If you are using {self.__class__.__name__} "
493
+ "for auto-regressive decoding with k/v caching, please make sure to initialize the attention class "
494
+ "with a layer index."
495
+ )
496
+ kv_seq_len += past_key_value.get_usable_length(kv_seq_len, self.layer_idx)
497
+ cos, sin = self.rotary_emb(value_states, seq_len=kv_seq_len)
498
+ query_states, key_states = apply_rotary_pos_emb(query_states, key_states, cos, sin, position_ids)
499
+
500
+ if past_key_value is not None:
501
+ cache_kwargs = {"sin": sin, "cos": cos} # Specific to RoPE models
502
+ key_states, value_states = past_key_value.update(key_states, value_states, self.layer_idx, cache_kwargs)
503
+
504
+ # repeat k/v heads if n_kv_heads < n_heads
505
+ key_states = repeat_kv(key_states, self.num_key_value_groups)
506
+ value_states = repeat_kv(value_states, self.num_key_value_groups)
507
+
508
+ attn_weights = torch.matmul(query_states, key_states.transpose(2, 3)) / math.sqrt(self.head_dim)
509
+
510
+ if attn_weights.size() != (bsz, self.num_heads, q_len, kv_seq_len):
511
+ raise ValueError(
512
+ f"Attention weights should be of size {(bsz, self.num_heads, q_len, kv_seq_len)}, but is"
513
+ f" {attn_weights.size()}"
514
+ )
515
+
516
+ if attention_mask is not None:
517
+ if attention_mask.size() != (bsz, 1, q_len, kv_seq_len):
518
+ raise ValueError(
519
+ f"Attention mask should be of size {(bsz, 1, q_len, kv_seq_len)}, but is {attention_mask.size()}"
520
+ )
521
+
522
+ attn_weights = attn_weights + attention_mask
523
+
524
+ # upcast attention to fp32
525
+ attn_weights = nn.functional.softmax(attn_weights, dim=-1, dtype=torch.float32).to(query_states.dtype)
526
+ attn_weights = nn.functional.dropout(attn_weights, p=self.attention_dropout, training=self.training)
527
+ attn_output = torch.matmul(attn_weights, value_states)
528
+
529
+ if attn_output.size() != (bsz, self.num_heads, q_len, self.head_dim):
530
+ raise ValueError(
531
+ f"`attn_output` should be of size {(bsz, self.num_heads, q_len, self.head_dim)}, but is"
532
+ f" {attn_output.size()}"
533
+ )
534
+
535
+ attn_output = attn_output.transpose(1, 2).contiguous()
536
+ attn_output = attn_output.reshape(bsz, q_len, self.hidden_size)
537
+
538
+ # Hyper Attention
539
+ attn_output = self.crossattention(query_states.permute(1,0,1,3), image_embeds, media_offset, attn_output.permute(1,0,2))
540
+ attn_output = attn_output.permute(1,0,2)
541
+ #### End of Hyper Attention
542
+
543
+ attn_output = self.o_proj(attn_output)
544
+
545
+ if not output_attentions:
546
+ attn_weights = None
547
+
548
+ return attn_output, attn_weights, past_key_value
549
+
550
+
551
+ class HyperQwen2FlashAttention2(HyperQwen2Attention):
552
+ """
553
+ Qwen2 flash attention module, following Qwen2 attention module. This module inherits from `Qwen2Attention`
554
+ as the weights of the module stays untouched. The only required change would be on the forward pass
555
+ where it needs to correctly call the public API of flash attention and deal with padding tokens
556
+ in case the input contains any of them. Additionally, for sliding window attention, we apply SWA only to the bottom
557
+ config.max_window_layers layers.
558
+ """
559
+
560
+ # Copied from transformers.models.llama.modeling_llama.LlamaFlashAttention2.__init__
561
+ def __init__(self, *args, **kwargs):
562
+ super().__init__(*args, **kwargs)
563
+
564
+ # TODO: Should be removed once Flash Attention for RoCm is bumped to 2.1.
565
+ # flash_attn<2.1 generates top-left aligned causal mask, while what is needed here is bottom-right alignement, that was made default for flash_attn>=2.1. This attribute is used to handle this difference. Reference: https://github.com/Dao-AILab/flash-attention/releases/tag/v2.1.0.
566
+ # Beware that with flash_attn<2.1, using q_seqlen != k_seqlen (except for the case q_seqlen == 1) produces a wrong mask (top-left).
567
+ self._flash_attn_uses_top_left_mask = not is_flash_attn_greater_or_equal_2_10()
568
+
569
+ def forward(
570
+ self,
571
+ hidden_states: torch.Tensor,
572
+ attention_mask: Optional[torch.Tensor] = None,
573
+ position_ids: Optional[torch.LongTensor] = None,
574
+ image_embeds=None,
575
+ media_offset=None,
576
+ past_key_value: Optional[Cache] = None,
577
+ output_attentions: bool = False,
578
+ use_cache: bool = False,
579
+ ):
580
+ bsz, q_len, _ = hidden_states.size()
581
+
582
+ query_states = self.q_proj(hidden_states)
583
+ key_states = self.k_proj(hidden_states)
584
+ value_states = self.v_proj(hidden_states)
585
+
586
+ query_states = query_states.view(bsz, q_len, self.num_heads, self.head_dim).transpose(1, 2)
587
+ key_states = key_states.view(bsz, q_len, self.num_key_value_heads, self.head_dim).transpose(1, 2)
588
+ value_states = value_states.view(bsz, q_len, self.num_key_value_heads, self.head_dim).transpose(1, 2)
589
+
590
+ kv_seq_len = key_states.shape[-2]
591
+ if past_key_value is not None:
592
+ if self.layer_idx is None:
593
+ raise ValueError(
594
+ f"The cache structure has changed since version v4.36. If you are using {self.__class__.__name__} "
595
+ "for auto-regressive decoding with k/v caching, please make sure to initialize the attention class "
596
+ "with a layer index."
597
+ )
598
+ kv_seq_len += past_key_value.get_usable_length(kv_seq_len, self.layer_idx)
599
+
600
+ # Because the input can be padded, the absolute sequence length depends on the max position id.
601
+ rotary_seq_len = max(kv_seq_len, position_ids[:, -1].max().item()) + 1
602
+ cos, sin = self.rotary_emb(value_states, seq_len=rotary_seq_len)
603
+
604
+ query_states, key_states = apply_rotary_pos_emb(query_states, key_states, cos, sin, position_ids)
605
+
606
+ use_sliding_windows = (
607
+ _flash_supports_window_size
608
+ and getattr(self.config, "sliding_window", None) is not None
609
+ and kv_seq_len > self.config.sliding_window
610
+ and self.config.use_sliding_window
611
+ )
612
+
613
+ if not _flash_supports_window_size:
614
+ logger.warning_once(
615
+ "The current flash attention version does not support sliding window attention, for a more memory efficient implementation"
616
+ " make sure to upgrade flash-attn library."
617
+ )
618
+
619
+ if past_key_value is not None:
620
+ # Activate slicing cache only if the config has a value `sliding_windows` attribute
621
+ cache_has_contents = past_key_value.get_seq_length(self.layer_idx) > 0
622
+ if (
623
+ getattr(self.config, "sliding_window", None) is not None
624
+ and kv_seq_len > self.config.sliding_window
625
+ and cache_has_contents
626
+ ):
627
+ slicing_tokens = 1 - self.config.sliding_window
628
+
629
+ past_key = past_key_value[self.layer_idx][0]
630
+ past_value = past_key_value[self.layer_idx][1]
631
+
632
+ past_key = past_key[:, :, slicing_tokens:, :].contiguous()
633
+ past_value = past_value[:, :, slicing_tokens:, :].contiguous()
634
+
635
+ if past_key.shape[-2] != self.config.sliding_window - 1:
636
+ raise ValueError(
637
+ f"past key must have a shape of (`batch_size, num_heads, self.config.sliding_window-1, head_dim`), got"
638
+ f" {past_key.shape}"
639
+ )
640
+
641
+ if attention_mask is not None:
642
+ attention_mask = attention_mask[:, slicing_tokens:]
643
+ attention_mask = torch.cat([attention_mask, torch.ones_like(attention_mask[:, -1:])], dim=-1)
644
+
645
+ cache_kwargs = {"sin": sin, "cos": cos} # Specific to RoPE models
646
+ key_states, value_states = past_key_value.update(key_states, value_states, self.layer_idx, cache_kwargs)
647
+
648
+ # repeat k/v heads if n_kv_heads < n_heads
649
+ key_states = repeat_kv(key_states, self.num_key_value_groups)
650
+ value_states = repeat_kv(value_states, self.num_key_value_groups)
651
+ dropout_rate = 0.0 if not self.training else self.attention_dropout
652
+
653
+ # In PEFT, usually we cast the layer norms in float32 for training stability reasons
654
+ # therefore the input hidden states gets silently casted in float32. Hence, we need
655
+ # cast them back in float16 just to be sure everything works as expected.
656
+ input_dtype = query_states.dtype
657
+ if input_dtype == torch.float32:
658
+ if torch.is_autocast_enabled():
659
+ target_dtype = torch.get_autocast_gpu_dtype()
660
+ # Handle the case where the model is quantized
661
+ elif hasattr(self.config, "_pre_quantization_dtype"):
662
+ target_dtype = self.config._pre_quantization_dtype
663
+ else:
664
+ target_dtype = self.q_proj.weight.dtype
665
+
666
+ logger.warning_once(
667
+ f"The input hidden states seems to be silently casted in float32, this might be related to"
668
+ f" the fact you have upcasted embedding or layer norm layers in float32. We will cast back the input in"
669
+ f" {target_dtype}."
670
+ )
671
+
672
+ query_states = query_states.to(target_dtype)
673
+ key_states = key_states.to(target_dtype)
674
+ value_states = value_states.to(target_dtype)
675
+
676
+ # Reashape to the expected shape for Flash Attention
677
+ query_states = query_states.transpose(1, 2)
678
+ key_states = key_states.transpose(1, 2)
679
+ value_states = value_states.transpose(1, 2)
680
+
681
+ attn_output = self._flash_attention_forward(
682
+ query_states,
683
+ key_states,
684
+ value_states,
685
+ attention_mask,
686
+ q_len,
687
+ dropout=dropout_rate,
688
+ use_sliding_windows=use_sliding_windows,
689
+ )
690
+
691
+
692
+
693
+
694
+ attn_output = attn_output.reshape(bsz, q_len, self.hidden_size).contiguous()
695
+
696
+ # Hyper Attention
697
+ # (batch_size, seqlen, nheads, headdim) -> [s b h d]
698
+ attn_output = self.crossattention(query_states.permute(1,0,2,3), image_embeds, media_offset, attn_output.permute(1,0,2))
699
+ attn_output = attn_output.permute(1,0,2)
700
+ #### End of Hyper Attention
701
+
702
+ attn_output = self.o_proj(attn_output)
703
+
704
+ if not output_attentions:
705
+ attn_weights = None
706
+
707
+ return attn_output, attn_weights, past_key_value
708
+
709
+ def _flash_attention_forward(
710
+ self,
711
+ query_states,
712
+ key_states,
713
+ value_states,
714
+ attention_mask,
715
+ query_length,
716
+ dropout=0.0,
717
+ softmax_scale=None,
718
+ use_sliding_windows=False,
719
+ ):
720
+ """
721
+ Calls the forward method of Flash Attention - if the input hidden states contain at least one padding token
722
+ first unpad the input, then computes the attention scores and pad the final attention scores.
723
+
724
+ Args:
725
+ query_states (`torch.Tensor`):
726
+ Input query states to be passed to Flash Attention API
727
+ key_states (`torch.Tensor`):
728
+ Input key states to be passed to Flash Attention API
729
+ value_states (`torch.Tensor`):
730
+ Input value states to be passed to Flash Attention API
731
+ attention_mask (`torch.Tensor`):
732
+ The padding mask - corresponds to a tensor of size `(batch_size, seq_len)` where 0 stands for the
733
+ position of padding tokens and 1 for the position of non-padding tokens.
734
+ dropout (`float`):
735
+ Attention dropout
736
+ softmax_scale (`float`, *optional*):
737
+ The scaling of QK^T before applying softmax. Default to 1 / sqrt(head_dim)
738
+ use_sliding_windows (`bool`, *optional*):
739
+ Whether to activate sliding window attention.
740
+ """
741
+ if not self._flash_attn_uses_top_left_mask:
742
+ causal = self.is_causal
743
+ else:
744
+ # TODO: Remove the `query_length != 1` check once Flash Attention for RoCm is bumped to 2.1. For details, please see the comment in LlamaFlashAttention2 __init__.
745
+ causal = self.is_causal and query_length != 1
746
+
747
+ # Decide whether to use SWA or not by layer index.
748
+ if use_sliding_windows and self.layer_idx >= self.config.max_window_layers:
749
+ use_sliding_windows = False
750
+
751
+ # Contains at least one padding token in the sequence
752
+ if attention_mask is not None:
753
+ batch_size = query_states.shape[0]
754
+ query_states, key_states, value_states, indices_q, cu_seq_lens, max_seq_lens = self._upad_input(
755
+ query_states, key_states, value_states, attention_mask, query_length
756
+ )
757
+
758
+ cu_seqlens_q, cu_seqlens_k = cu_seq_lens
759
+ max_seqlen_in_batch_q, max_seqlen_in_batch_k = max_seq_lens
760
+
761
+ if not use_sliding_windows:
762
+ attn_output_unpad = flash_attn_varlen_func(
763
+ query_states,
764
+ key_states,
765
+ value_states,
766
+ cu_seqlens_q=cu_seqlens_q,
767
+ cu_seqlens_k=cu_seqlens_k,
768
+ max_seqlen_q=max_seqlen_in_batch_q,
769
+ max_seqlen_k=max_seqlen_in_batch_k,
770
+ dropout_p=dropout,
771
+ softmax_scale=softmax_scale,
772
+ causal=causal,
773
+ )
774
+ else:
775
+ attn_output_unpad = flash_attn_varlen_func(
776
+ query_states,
777
+ key_states,
778
+ value_states,
779
+ cu_seqlens_q=cu_seqlens_q,
780
+ cu_seqlens_k=cu_seqlens_k,
781
+ max_seqlen_q=max_seqlen_in_batch_q,
782
+ max_seqlen_k=max_seqlen_in_batch_k,
783
+ dropout_p=dropout,
784
+ softmax_scale=softmax_scale,
785
+ causal=causal,
786
+ window_size=(self.config.sliding_window, self.config.sliding_window),
787
+ )
788
+
789
+ attn_output = pad_input(attn_output_unpad, indices_q, batch_size, query_length)
790
+ else:
791
+ if not use_sliding_windows:
792
+ attn_output = flash_attn_func(
793
+ query_states,
794
+ key_states,
795
+ value_states,
796
+ dropout,
797
+ softmax_scale=softmax_scale,
798
+ causal=causal,
799
+ )
800
+ else:
801
+ attn_output = flash_attn_func(
802
+ query_states,
803
+ key_states,
804
+ value_states,
805
+ dropout,
806
+ softmax_scale=softmax_scale,
807
+ causal=causal,
808
+ window_size=(self.config.sliding_window, self.config.sliding_window),
809
+ )
810
+
811
+ return attn_output
812
+
813
+ # Copied from transformers.models.mistral.modeling_mistral.MistralFlashAttention2._upad_input
814
+ def _upad_input(self, query_layer, key_layer, value_layer, attention_mask, query_length):
815
+ batch_size, kv_seq_len, num_heads, head_dim = key_layer.shape
816
+
817
+ # On the first iteration we need to properly re-create the padding mask
818
+ # by slicing it on the proper place
819
+ if kv_seq_len != attention_mask.shape[-1]:
820
+ attention_mask_num_tokens = attention_mask.shape[-1]
821
+ attention_mask = attention_mask[:, attention_mask_num_tokens - kv_seq_len :]
822
+
823
+ indices_k, cu_seqlens_k, max_seqlen_in_batch_k = _get_unpad_data(attention_mask)
824
+
825
+ key_layer = index_first_axis(key_layer.reshape(batch_size * kv_seq_len, num_heads, head_dim), indices_k)
826
+ value_layer = index_first_axis(value_layer.reshape(batch_size * kv_seq_len, num_heads, head_dim), indices_k)
827
+
828
+ if query_length == kv_seq_len:
829
+ query_layer = index_first_axis(
830
+ query_layer.reshape(batch_size * kv_seq_len, num_heads, head_dim), indices_k
831
+ )
832
+ cu_seqlens_q = cu_seqlens_k
833
+ max_seqlen_in_batch_q = max_seqlen_in_batch_k
834
+ indices_q = indices_k
835
+ elif query_length == 1:
836
+ max_seqlen_in_batch_q = 1
837
+ cu_seqlens_q = torch.arange(
838
+ batch_size + 1, dtype=torch.int32, device=query_layer.device
839
+ ) # There is a memcpy here, that is very bad.
840
+ indices_q = cu_seqlens_q[:-1]
841
+ query_layer = query_layer.squeeze(1)
842
+ else:
843
+ # The -q_len: slice assumes left padding.
844
+ attention_mask = attention_mask[:, -query_length:]
845
+ query_layer, indices_q, cu_seqlens_q, max_seqlen_in_batch_q = unpad_input(query_layer, attention_mask)
846
+
847
+ return (
848
+ query_layer,
849
+ key_layer,
850
+ value_layer,
851
+ indices_q,
852
+ (cu_seqlens_q, cu_seqlens_k),
853
+ (max_seqlen_in_batch_q, max_seqlen_in_batch_k),
854
+ )
855
+
856
+
857
+ # Copied from transformers.models.mistral.modeling_mistral.MistralSdpaAttention with Mistral->Qwen2
858
+ class HyperQwen2SdpaAttention(HyperQwen2Attention):
859
+ """
860
+ Qwen2 attention module using torch.nn.functional.scaled_dot_product_attention. This module inherits from
861
+ `Qwen2Attention` as the weights of the module stays untouched. The only changes are on the forward pass to adapt to
862
+ SDPA API.
863
+ """
864
+
865
+ # Adapted from Qwen2Attention.forward
866
+ def forward(
867
+ self,
868
+ hidden_states: torch.Tensor,
869
+ attention_mask: Optional[torch.Tensor] = None,
870
+ position_ids: Optional[torch.LongTensor] = None,
871
+ image_embeds=None,
872
+ media_offset=None,
873
+ past_key_value: Optional[Cache] = None,
874
+ output_attentions: bool = False,
875
+ use_cache: bool = False,
876
+ ) -> Tuple[torch.Tensor, Optional[torch.Tensor], Optional[Tuple[torch.Tensor]]]:
877
+ if output_attentions:
878
+ # TODO: Improve this warning with e.g. `model.config.attn_implementation = "manual"` once this is implemented.
879
+ logger.warning_once(
880
+ "Qwen2Model is using Qwen2SdpaAttention, but `torch.nn.functional.scaled_dot_product_attention` does not support `output_attentions=True`. Falling back to the manual attention implementation, "
881
+ 'but specifying the manual implementation will be required from Transformers version v5.0.0 onwards. This warning can be removed using the argument `attn_implementation="eager"` when loading the model.'
882
+ )
883
+ return super().forward(
884
+ hidden_states=hidden_states,
885
+ attention_mask=attention_mask,
886
+ position_ids=position_ids,
887
+ past_key_value=past_key_value,
888
+ output_attentions=output_attentions,
889
+ use_cache=use_cache,
890
+ )
891
+
892
+ bsz, q_len, _ = hidden_states.size()
893
+
894
+ query_states = self.q_proj(hidden_states)
895
+ key_states = self.k_proj(hidden_states)
896
+ value_states = self.v_proj(hidden_states)
897
+
898
+ query_states = query_states.view(bsz, q_len, self.num_heads, self.head_dim).transpose(1, 2)
899
+ key_states = key_states.view(bsz, q_len, self.num_key_value_heads, self.head_dim).transpose(1, 2)
900
+ value_states = value_states.view(bsz, q_len, self.num_key_value_heads, self.head_dim).transpose(1, 2)
901
+
902
+ kv_seq_len = key_states.shape[-2]
903
+ if past_key_value is not None:
904
+ kv_seq_len += past_key_value.get_usable_length(kv_seq_len, self.layer_idx)
905
+ cos, sin = self.rotary_emb(value_states, seq_len=kv_seq_len)
906
+
907
+ query_states, key_states = apply_rotary_pos_emb(query_states, key_states, cos, sin, position_ids)
908
+
909
+ if past_key_value is not None:
910
+ cache_kwargs = {"sin": sin, "cos": cos} # Specific to RoPE models
911
+ key_states, value_states = past_key_value.update(key_states, value_states, self.layer_idx, cache_kwargs)
912
+
913
+ key_states = repeat_kv(key_states, self.num_key_value_groups)
914
+ value_states = repeat_kv(value_states, self.num_key_value_groups)
915
+
916
+ if attention_mask is not None:
917
+ if attention_mask.size() != (bsz, 1, q_len, kv_seq_len):
918
+ raise ValueError(
919
+ f"Attention mask should be of size {(bsz, 1, q_len, kv_seq_len)}, but is {attention_mask.size()}"
920
+ )
921
+
922
+ # SDPA with memory-efficient backend is currently (torch==2.1.2) bugged with non-contiguous inputs with custom attn_mask,
923
+ # Reference: https://github.com/pytorch/pytorch/issues/112577.
924
+ if query_states.device.type == "cuda" and attention_mask is not None:
925
+ query_states = query_states.contiguous()
926
+ key_states = key_states.contiguous()
927
+ value_states = value_states.contiguous()
928
+
929
+ attn_output = torch.nn.functional.scaled_dot_product_attention(
930
+ query_states,
931
+ key_states,
932
+ value_states,
933
+ attn_mask=attention_mask,
934
+ dropout_p=self.attention_dropout if self.training else 0.0,
935
+ # The q_len > 1 is necessary to match with AttentionMaskConverter.to_causal_4d that does not create a causal mask in case q_len == 1.
936
+ is_causal=self.is_causal and attention_mask is None and q_len > 1,
937
+ )
938
+
939
+ attn_output = attn_output.transpose(1, 2).contiguous()
940
+ attn_output = attn_output.view(bsz, q_len, self.hidden_size)
941
+
942
+ # Hyper Attention
943
+ attn_output = self.crossattention(query_states.permute(2,0,1,3), image_embeds, media_offset, attn_output.permute(1,0,2))
944
+ attn_output = attn_output.permute(1,0,2)
945
+ #### End of Hyper Attention
946
+
947
+ attn_output = self.o_proj(attn_output)
948
+
949
+ return attn_output, None, past_key_value
950
+
951
+
952
+ QWEN2_ATTENTION_CLASSES = {
953
+ "eager": HyperQwen2Attention,
954
+ "flash_attention_2": HyperQwen2FlashAttention2,
955
+ "sdpa": HyperQwen2SdpaAttention,
956
+ }
957
+
958
+
959
+ class HyperQwen2DecoderLayer(nn.Module):
960
+ def __init__(self, config: HyperQwen2Config, layer_idx: int):
961
+ super().__init__()
962
+ self.hidden_size = config.hidden_size
963
+
964
+ if config.use_sliding_window and config._attn_implementation != "flash_attention_2":
965
+ logger.warning_once(
966
+ f"Sliding Window Attention is enabled but not implemented for `{config._attn_implementation}`; "
967
+ "unexpected results may be encountered."
968
+ )
969
+ self.is_hyper_enabled = (layer_idx+1) in config.hyper_layers
970
+ self.self_attn = QWEN2_ATTENTION_CLASSES[config._attn_implementation](config, layer_idx, is_hyper_enabed=self.is_hyper_enabled)
971
+
972
+
973
+ self.mlp = Qwen2MLP(config)
974
+ self.input_layernorm = Qwen2RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
975
+ self.post_attention_layernorm = Qwen2RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
976
+
977
+ def forward(
978
+ self,
979
+ hidden_states: torch.Tensor,
980
+ attention_mask: Optional[torch.Tensor] = None,
981
+ position_ids: Optional[torch.LongTensor] = None,
982
+ image_embeds=None,
983
+ media_offset=None,
984
+ past_key_value: Optional[Tuple[torch.Tensor]] = None,
985
+ output_attentions: Optional[bool] = False,
986
+ use_cache: Optional[bool] = False,
987
+ ) -> Tuple[torch.FloatTensor, Optional[Tuple[torch.FloatTensor, torch.FloatTensor]]]:
988
+ """
989
+ Args:
990
+ hidden_states (`torch.FloatTensor`): input to the layer of shape `(batch, seq_len, embed_dim)`
991
+ attention_mask (`torch.FloatTensor`, *optional*): attention mask of size
992
+ `(batch, sequence_length)` where padding elements are indicated by 0.
993
+ output_attentions (`bool`, *optional*):
994
+ Whether or not to return the attentions tensors of all attention layers. See `attentions` under
995
+ returned tensors for more detail.
996
+ use_cache (`bool`, *optional*):
997
+ If set to `True`, `past_key_values` key value states are returned and can be used to speed up decoding
998
+ (see `past_key_values`).
999
+ past_key_value (`Tuple(torch.FloatTensor)`, *optional*): cached past key and value projection states
1000
+ """
1001
+
1002
+ residual = hidden_states
1003
+
1004
+ hidden_states = self.input_layernorm(hidden_states)
1005
+
1006
+ # Shared LayerNorm
1007
+ if image_embeds is not None and self.is_hyper_enabled:
1008
+ image_embeds = self.input_layernorm(image_embeds)
1009
+ else:
1010
+ image_embeds = media_offset = None
1011
+ # Self Attention
1012
+ hidden_states, self_attn_weights, present_key_value = self.self_attn(
1013
+ hidden_states=hidden_states,
1014
+ attention_mask=attention_mask,
1015
+ position_ids=position_ids,
1016
+ image_embeds=image_embeds,
1017
+ media_offset=media_offset,
1018
+ past_key_value=past_key_value,
1019
+ output_attentions=output_attentions,
1020
+ use_cache=use_cache,
1021
+ )
1022
+ hidden_states = residual + hidden_states
1023
+
1024
+ # Fully Connected
1025
+ residual = hidden_states
1026
+ hidden_states = self.post_attention_layernorm(hidden_states)
1027
+ hidden_states = self.mlp(hidden_states)
1028
+ hidden_states = residual + hidden_states
1029
+
1030
+ outputs = (hidden_states,)
1031
+
1032
+ if output_attentions:
1033
+ outputs += (self_attn_weights,)
1034
+
1035
+ if use_cache:
1036
+ outputs += (present_key_value,)
1037
+
1038
+ return outputs
1039
+
1040
+
1041
+ QWEN2_START_DOCSTRING = r"""
1042
+ This model inherits from [`PreTrainedModel`]. Check the superclass documentation for the generic methods the
1043
+ library implements for all its model (such as downloading or saving, resizing the input embeddings, pruning heads
1044
+ etc.)
1045
+
1046
+ This model is also a PyTorch [torch.nn.Module](https://pytorch.org/docs/stable/nn.html#torch.nn.Module) subclass.
1047
+ Use it as a regular PyTorch Module and refer to the PyTorch documentation for all matter related to general usage
1048
+ and behavior.
1049
+
1050
+ Parameters:
1051
+ config ([`HyperQwen2Config`]):
1052
+ Model configuration class with all the parameters of the model. Initializing with a config file does not
1053
+ load the weights associated with the model, only the configuration. Check out the
1054
+ [`~PreTrainedModel.from_pretrained`] method to load the model weights.
1055
+ """
1056
+
1057
+
1058
+ @add_start_docstrings(
1059
+ "The bare Qwen2 Model outputting raw hidden-states without any specific head on top.",
1060
+ QWEN2_START_DOCSTRING,
1061
+ )
1062
+ class Qwen2PreTrainedModel(PreTrainedModel):
1063
+ config_class = HyperQwen2Config
1064
+ base_model_prefix = "model"
1065
+ supports_gradient_checkpointing = True
1066
+ _no_split_modules = ["HyperQwen2DecoderLayer"]
1067
+ _skip_keys_device_placement = "past_key_values"
1068
+ _supports_flash_attn_2 = True
1069
+ _supports_sdpa = True
1070
+ _supports_cache_class = True
1071
+
1072
+ def _init_weights(self, module):
1073
+ std = self.config.initializer_range
1074
+ if isinstance(module, nn.Linear):
1075
+ module.weight.data.normal_(mean=0.0, std=std)
1076
+ if module.bias is not None:
1077
+ module.bias.data.zero_()
1078
+ elif isinstance(module, nn.Embedding):
1079
+ module.weight.data.normal_(mean=0.0, std=std)
1080
+ if module.padding_idx is not None:
1081
+ module.weight.data[module.padding_idx].zero_()
1082
+
1083
+
1084
+ QWEN2_INPUTS_DOCSTRING = r"""
1085
+ Args:
1086
+ input_ids (`torch.LongTensor` of shape `(batch_size, sequence_length)`):
1087
+ Indices of input sequence tokens in the vocabulary. Padding will be ignored by default should you provide
1088
+ it.
1089
+
1090
+ Indices can be obtained using [`AutoTokenizer`]. See [`PreTrainedTokenizer.encode`] and
1091
+ [`PreTrainedTokenizer.__call__`] for details.
1092
+
1093
+ [What are input IDs?](../glossary#input-ids)
1094
+ attention_mask (`torch.Tensor` of shape `(batch_size, sequence_length)`, *optional*):
1095
+ Mask to avoid performing attention on padding token indices. Mask values selected in `[0, 1]`:
1096
+
1097
+ - 1 for tokens that are **not masked**,
1098
+ - 0 for tokens that are **masked**.
1099
+
1100
+ [What are attention masks?](../glossary#attention-mask)
1101
+
1102
+ Indices can be obtained using [`AutoTokenizer`]. See [`PreTrainedTokenizer.encode`] and
1103
+ [`PreTrainedTokenizer.__call__`] for details.
1104
+
1105
+ If `past_key_values` is used, optionally only the last `decoder_input_ids` have to be input (see
1106
+ `past_key_values`).
1107
+
1108
+ If you want to change padding behavior, you should read [`modeling_opt._prepare_decoder_attention_mask`]
1109
+ and modify to your needs. See diagram 1 in [the paper](https://arxiv.org/abs/1910.13461) for more
1110
+ information on the default strategy.
1111
+
1112
+ - 1 indicates the head is **not masked**,
1113
+ - 0 indicates the head is **masked**.
1114
+ position_ids (`torch.LongTensor` of shape `(batch_size, sequence_length)`, *optional*):
1115
+ Indices of positions of each input sequence tokens in the position embeddings. Selected in the range `[0,
1116
+ config.n_positions - 1]`.
1117
+
1118
+ [What are position IDs?](../glossary#position-ids)
1119
+ past_key_values (`Cache` or `tuple(tuple(torch.FloatTensor))`, *optional*):
1120
+ Pre-computed hidden-states (key and values in the self-attention blocks and in the cross-attention
1121
+ blocks) that can be used to speed up sequential decoding. This typically consists in the `past_key_values`
1122
+ returned by the model at a previous stage of decoding, when `use_cache=True` or `config.use_cache=True`.
1123
+
1124
+ Two formats are allowed:
1125
+ - a [`~cache_utils.Cache`] instance;
1126
+ - Tuple of `tuple(torch.FloatTensor)` of length `config.n_layers`, with each tuple having 2 tensors of
1127
+ shape `(batch_size, num_heads, sequence_length, embed_size_per_head)`). This is also known as the legacy
1128
+ cache format.
1129
+
1130
+ The model will output the same cache format that is fed as input. If no `past_key_values` are passed, the
1131
+ legacy cache format will be returned.
1132
+
1133
+ If `past_key_values` are used, the user can optionally input only the last `input_ids` (those that don't
1134
+ have their past key value states given to this model) of shape `(batch_size, 1)` instead of all `input_ids`
1135
+ of shape `(batch_size, sequence_length)`.
1136
+ inputs_embeds (`torch.FloatTensor` of shape `(batch_size, sequence_length, hidden_size)`, *optional*):
1137
+ Optionally, instead of passing `input_ids` you can choose to directly pass an embedded representation. This
1138
+ is useful if you want more control over how to convert `input_ids` indices into associated vectors than the
1139
+ model's internal embedding lookup matrix.
1140
+ use_cache (`bool`, *optional*):
1141
+ If set to `True`, `past_key_values` key value states are returned and can be used to speed up decoding (see
1142
+ `past_key_values`).
1143
+ output_attentions (`bool`, *optional*):
1144
+ Whether or not to return the attentions tensors of all attention layers. See `attentions` under returned
1145
+ tensors for more detail.
1146
+ output_hidden_states (`bool`, *optional*):
1147
+ Whether or not to return the hidden states of all layers. See `hidden_states` under returned tensors for
1148
+ more detail.
1149
+ return_dict (`bool`, *optional*):
1150
+ Whether or not to return a [`~utils.ModelOutput`] instead of a plain tuple.
1151
+ """
1152
+
1153
+
1154
+ @add_start_docstrings(
1155
+ "The bare Qwen2 Model outputting raw hidden-states without any specific head on top.",
1156
+ QWEN2_START_DOCSTRING,
1157
+ )
1158
+ class HyperQwen2Model(Qwen2PreTrainedModel):
1159
+ """
1160
+ Transformer decoder consisting of *config.num_hidden_layers* layers. Each layer is a [`Qwen2DecoderLayer`]
1161
+
1162
+ Args:
1163
+ config: HyperQwen2Config
1164
+ """
1165
+
1166
+ def __init__(self, config: HyperQwen2Config):
1167
+ super().__init__(config)
1168
+ self.padding_idx = config.pad_token_id
1169
+ self.vocab_size = config.vocab_size
1170
+
1171
+ self.embed_tokens = nn.Embedding(config.vocab_size, config.hidden_size, self.padding_idx)
1172
+ self.layers = nn.ModuleList(
1173
+ [HyperQwen2DecoderLayer(config, layer_idx) for layer_idx in range(config.num_hidden_layers)]
1174
+ )
1175
+ self._attn_implementation = config._attn_implementation
1176
+ self.norm = Qwen2RMSNorm(config.hidden_size, eps=config.rms_norm_eps)
1177
+
1178
+ self.gradient_checkpointing = False
1179
+ # Initialize weights and apply final processing
1180
+ self.post_init()
1181
+
1182
+ def get_input_embeddings(self):
1183
+ return self.embed_tokens
1184
+
1185
+ def set_input_embeddings(self, value):
1186
+ self.embed_tokens = value
1187
+
1188
+ @add_start_docstrings_to_model_forward(QWEN2_INPUTS_DOCSTRING)
1189
+ def forward(
1190
+ self,
1191
+ input_ids: torch.LongTensor = None,
1192
+ attention_mask: Optional[torch.Tensor] = None,
1193
+ position_ids: Optional[torch.LongTensor] = None,
1194
+ past_key_values: Optional[List[torch.FloatTensor]] = None,
1195
+ inputs_embeds: Optional[torch.FloatTensor] = None,
1196
+ image_embeds=None,
1197
+ media_offset=None,
1198
+ use_cache: Optional[bool] = None,
1199
+ output_attentions: Optional[bool] = None,
1200
+ output_hidden_states: Optional[bool] = None,
1201
+ return_dict: Optional[bool] = None,
1202
+ ) -> Union[Tuple, BaseModelOutputWithPast]:
1203
+ output_attentions = output_attentions if output_attentions is not None else self.config.output_attentions
1204
+ output_hidden_states = (
1205
+ output_hidden_states if output_hidden_states is not None else self.config.output_hidden_states
1206
+ )
1207
+ use_cache = use_cache if use_cache is not None else self.config.use_cache
1208
+
1209
+ return_dict = return_dict if return_dict is not None else self.config.use_return_dict
1210
+
1211
+ # retrieve input_ids and inputs_embeds
1212
+ if input_ids is not None and inputs_embeds is not None:
1213
+ raise ValueError("You cannot specify both decoder_input_ids and decoder_inputs_embeds at the same time")
1214
+ elif input_ids is not None:
1215
+ batch_size, seq_length = input_ids.shape
1216
+ elif inputs_embeds is not None:
1217
+ batch_size, seq_length, _ = inputs_embeds.shape
1218
+ else:
1219
+ raise ValueError("You have to specify either decoder_input_ids or decoder_inputs_embeds")
1220
+
1221
+ if self.gradient_checkpointing and self.training:
1222
+ if use_cache:
1223
+ logger.warning_once(
1224
+ "`use_cache=True` is incompatible with gradient checkpointing. Setting `use_cache=False`..."
1225
+ )
1226
+ use_cache = False
1227
+
1228
+ past_key_values_length = 0
1229
+
1230
+ if use_cache:
1231
+ use_legacy_cache = not isinstance(past_key_values, Cache)
1232
+ if use_legacy_cache:
1233
+ past_key_values = DynamicCache.from_legacy_cache(past_key_values)
1234
+ past_key_values_length = past_key_values.get_usable_length(seq_length)
1235
+
1236
+ if position_ids is None:
1237
+ device = input_ids.device if input_ids is not None else inputs_embeds.device
1238
+ position_ids = torch.arange(
1239
+ past_key_values_length, seq_length + past_key_values_length, dtype=torch.long, device=device
1240
+ )
1241
+ position_ids = position_ids.unsqueeze(0).view(-1, seq_length)
1242
+ else:
1243
+ position_ids = position_ids.view(-1, seq_length).long()
1244
+
1245
+ if inputs_embeds is None:
1246
+ inputs_embeds = self.embed_tokens(input_ids)
1247
+
1248
+ if attention_mask is not None and self._attn_implementation == "flash_attention_2" and use_cache:
1249
+ is_padding_right = attention_mask[:, -1].sum().item() != batch_size
1250
+ if is_padding_right:
1251
+ raise ValueError(
1252
+ "You are attempting to perform batched generation with padding_side='right'"
1253
+ " this may lead to unexpected behaviour for Flash Attention version of Qwen2. Make sure to "
1254
+ " call `tokenizer.padding_side = 'left'` before tokenizing the input. "
1255
+ )
1256
+
1257
+ if self._attn_implementation == "flash_attention_2":
1258
+ # 2d mask is passed through the layers
1259
+ attention_mask = attention_mask if (attention_mask is not None and 0 in attention_mask) else None
1260
+ elif self._attn_implementation == "sdpa" and not output_attentions:
1261
+ # output_attentions=True can not be supported when using SDPA, and we fall back on
1262
+ # the manual implementation that requires a 4D causal mask in all cases.
1263
+ attention_mask = _prepare_4d_causal_attention_mask_for_sdpa(
1264
+ attention_mask,
1265
+ (batch_size, seq_length),
1266
+ inputs_embeds,
1267
+ past_key_values_length,
1268
+ sliding_window=self.config.sliding_window,
1269
+ )
1270
+ else:
1271
+ # 4d mask is passed through the layers
1272
+ attention_mask = _prepare_4d_causal_attention_mask(
1273
+ attention_mask,
1274
+ (batch_size, seq_length),
1275
+ inputs_embeds,
1276
+ past_key_values_length,
1277
+ sliding_window=self.config.sliding_window,
1278
+ )
1279
+
1280
+ hidden_states = inputs_embeds
1281
+
1282
+ # decoder layers
1283
+ all_hidden_states = () if output_hidden_states else None
1284
+ all_self_attns = () if output_attentions else None
1285
+ next_decoder_cache = None
1286
+
1287
+ for decoder_layer in self.layers:
1288
+ if output_hidden_states:
1289
+ all_hidden_states += (hidden_states,)
1290
+
1291
+ if self.gradient_checkpointing and self.training:
1292
+ layer_outputs = self._gradient_checkpointing_func(
1293
+ decoder_layer.__call__,
1294
+ hidden_states,
1295
+ attention_mask,
1296
+ position_ids,
1297
+ image_embeds,
1298
+ media_offset,
1299
+ past_key_values,
1300
+ output_attentions,
1301
+ use_cache,
1302
+ )
1303
+ else:
1304
+ layer_outputs = decoder_layer(
1305
+ hidden_states,
1306
+ attention_mask=attention_mask,
1307
+ position_ids=position_ids,
1308
+ image_embeds=image_embeds,
1309
+ media_offset=media_offset,
1310
+ past_key_value=past_key_values,
1311
+ output_attentions=output_attentions,
1312
+ use_cache=use_cache,
1313
+ )
1314
+
1315
+ hidden_states = layer_outputs[0]
1316
+
1317
+ if use_cache:
1318
+ next_decoder_cache = layer_outputs[2 if output_attentions else 1]
1319
+
1320
+ if output_attentions:
1321
+ all_self_attns += (layer_outputs[1],)
1322
+
1323
+ hidden_states = self.norm(hidden_states)
1324
+
1325
+ # add hidden states from the last decoder layer
1326
+ if output_hidden_states:
1327
+ all_hidden_states += (hidden_states,)
1328
+
1329
+ next_cache = None
1330
+ if use_cache:
1331
+ next_cache = next_decoder_cache.to_legacy_cache() if use_legacy_cache else next_decoder_cache
1332
+
1333
+ if not return_dict:
1334
+ return tuple(v for v in [hidden_states, next_cache, all_hidden_states, all_self_attns] if v is not None)
1335
+ return BaseModelOutputWithPast(
1336
+ last_hidden_state=hidden_states,
1337
+ past_key_values=next_cache,
1338
+ hidden_states=all_hidden_states,
1339
+ attentions=all_self_attns,
1340
+ )
1341
+
1342
+
1343
+ class HyperQwen2ForCausalLM(Qwen2PreTrainedModel):
1344
+ _tied_weights_keys = ["lm_head.weight"]
1345
+
1346
+ def __init__(self, config):
1347
+ super().__init__(config)
1348
+ self.model = HyperQwen2Model(config)
1349
+ self.vocab_size = config.vocab_size
1350
+ self.lm_head = nn.Linear(config.hidden_size, config.vocab_size, bias=False)
1351
+
1352
+ # Initialize weights and apply final processing
1353
+ self.post_init()
1354
+
1355
+ def get_input_embeddings(self):
1356
+ return self.model.embed_tokens
1357
+
1358
+ def set_input_embeddings(self, value):
1359
+ self.model.embed_tokens = value
1360
+
1361
+ def get_output_embeddings(self):
1362
+ return self.lm_head
1363
+
1364
+ def set_output_embeddings(self, new_embeddings):
1365
+ self.lm_head = new_embeddings
1366
+
1367
+ def set_decoder(self, decoder):
1368
+ self.model = decoder
1369
+
1370
+ def get_decoder(self):
1371
+ return self.model
1372
+
1373
+ @add_start_docstrings_to_model_forward(QWEN2_INPUTS_DOCSTRING)
1374
+ @replace_return_docstrings(output_type=CausalLMOutputWithPast, config_class=_CONFIG_FOR_DOC)
1375
+ def forward(
1376
+ self,
1377
+ input_ids: torch.LongTensor = None,
1378
+ attention_mask: Optional[torch.Tensor] = None,
1379
+ position_ids: Optional[torch.LongTensor] = None,
1380
+ past_key_values: Optional[List[torch.FloatTensor]] = None,
1381
+ inputs_embeds: Optional[torch.FloatTensor] = None,
1382
+ image_embeds=None,
1383
+ media_offset=None,
1384
+ labels: Optional[torch.LongTensor] = None,
1385
+ use_cache: Optional[bool] = None,
1386
+ output_attentions: Optional[bool] = None,
1387
+ output_hidden_states: Optional[bool] = None,
1388
+ return_dict: Optional[bool] = None,
1389
+ ) -> Union[Tuple, CausalLMOutputWithPast]:
1390
+ r"""
1391
+ Args:
1392
+ labels (`torch.LongTensor` of shape `(batch_size, sequence_length)`, *optional*):
1393
+ Labels for computing the masked language modeling loss. Indices should either be in `[0, ...,
1394
+ config.vocab_size]` or -100 (see `input_ids` docstring). Tokens with indices set to `-100` are ignored
1395
+ (masked), the loss is only computed for the tokens with labels in `[0, ..., config.vocab_size]`.
1396
+
1397
+ Returns:
1398
+
1399
+ Example:
1400
+
1401
+ ```python
1402
+ >>> from transformers import AutoTokenizer, Qwen2ForCausalLM
1403
+
1404
+ >>> model = Qwen2ForCausalLM.from_pretrained(PATH_TO_CONVERTED_WEIGHTS)
1405
+ >>> tokenizer = AutoTokenizer.from_pretrained(PATH_TO_CONVERTED_TOKENIZER)
1406
+
1407
+ >>> prompt = "Hey, are you conscious? Can you talk to me?"
1408
+ >>> inputs = tokenizer(prompt, return_tensors="pt")
1409
+
1410
+ >>> # Generate
1411
+ >>> generate_ids = model.generate(inputs.input_ids, max_length=30)
1412
+ >>> tokenizer.batch_decode(generate_ids, skip_special_tokens=True, clean_up_tokenization_spaces=False)[0]
1413
+ "Hey, are you conscious? Can you talk to me?\nI'm not conscious, but I can talk to you."
1414
+ ```"""
1415
+
1416
+ output_attentions = output_attentions if output_attentions is not None else self.config.output_attentions
1417
+ output_hidden_states = (
1418
+ output_hidden_states if output_hidden_states is not None else self.config.output_hidden_states
1419
+ )
1420
+ return_dict = return_dict if return_dict is not None else self.config.use_return_dict
1421
+
1422
+ # decoder outputs consists of (dec_features, layer_state, dec_hidden, dec_attn)
1423
+ outputs = self.model(
1424
+ input_ids=input_ids,
1425
+ attention_mask=attention_mask,
1426
+ position_ids=position_ids,
1427
+ past_key_values=past_key_values,
1428
+ inputs_embeds=inputs_embeds,
1429
+ image_embeds=image_embeds,
1430
+ media_offset=media_offset,
1431
+ use_cache=use_cache,
1432
+ output_attentions=output_attentions,
1433
+ output_hidden_states=output_hidden_states,
1434
+ return_dict=return_dict,
1435
+ )
1436
+
1437
+ hidden_states = outputs[0]
1438
+ logits = self.lm_head(hidden_states)
1439
+ logits = logits.float()
1440
+
1441
+ loss = None
1442
+ if labels is not None:
1443
+ # Shift so that tokens < n predict n
1444
+ shift_logits = logits[..., :-1, :].contiguous()
1445
+ shift_labels = labels[..., 1:].contiguous()
1446
+ # Flatten the tokens
1447
+ loss_fct = CrossEntropyLoss()
1448
+ shift_logits = shift_logits.view(-1, self.config.vocab_size)
1449
+ shift_labels = shift_labels.view(-1)
1450
+ # Enable model parallelism
1451
+ shift_labels = shift_labels.to(shift_logits.device)
1452
+ loss = loss_fct(shift_logits, shift_labels)
1453
+
1454
+ if not return_dict:
1455
+ output = (logits,) + outputs[1:]
1456
+ return (loss,) + output if loss is not None else output
1457
+
1458
+ return CausalLMOutputWithPast(
1459
+ loss=loss,
1460
+ logits=logits,
1461
+ past_key_values=outputs.past_key_values,
1462
+ hidden_states=outputs.hidden_states,
1463
+ attentions=outputs.attentions,
1464
+ )
1465
+
1466
+ def prepare_inputs_for_generation(
1467
+ self, input_ids, past_key_values=None, attention_mask=None, inputs_embeds=None, **kwargs
1468
+ ):
1469
+ # Omit tokens covered by past_key_values
1470
+ if past_key_values is not None:
1471
+ if isinstance(past_key_values, Cache):
1472
+ cache_length = past_key_values.get_seq_length()
1473
+ past_length = past_key_values.seen_tokens
1474
+ max_cache_length = past_key_values.get_max_length()
1475
+ else:
1476
+ cache_length = past_length = past_key_values[0][0].shape[2]
1477
+ max_cache_length = None
1478
+
1479
+ # Keep only the unprocessed tokens:
1480
+ # 1 - If the length of the attention_mask exceeds the length of input_ids, then we are in a setting where
1481
+ # some of the inputs are exclusively passed as part of the cache (e.g. when passing input_embeds as
1482
+ # input)
1483
+ if attention_mask is not None and attention_mask.shape[1] > input_ids.shape[1]:
1484
+ input_ids = input_ids[:, -(attention_mask.shape[1] - past_length) :]
1485
+ # 2 - If the past_length is smaller than input_ids', then input_ids holds all input tokens. We can discard
1486
+ # input_ids based on the past_length.
1487
+ elif past_length < input_ids.shape[1]:
1488
+ input_ids = input_ids[:, past_length:]
1489
+ # 3 - Otherwise (past_length >= input_ids.shape[1]), let's assume input_ids only has unprocessed tokens.
1490
+
1491
+ # If we are about to go beyond the maximum cache length, we need to crop the input attention mask.
1492
+ if (
1493
+ max_cache_length is not None
1494
+ and attention_mask is not None
1495
+ and cache_length + input_ids.shape[1] > max_cache_length
1496
+ ):
1497
+ attention_mask = attention_mask[:, -max_cache_length:]
1498
+
1499
+ position_ids = kwargs.get("position_ids", None)
1500
+ if attention_mask is not None and position_ids is None:
1501
+ # create position_ids on the fly for batch generation
1502
+ position_ids = attention_mask.long().cumsum(-1) - 1
1503
+ position_ids.masked_fill_(attention_mask == 0, 1)
1504
+ if past_key_values:
1505
+ position_ids = position_ids[:, -input_ids.shape[1] :]
1506
+
1507
+ # if `inputs_embeds` are passed, we only want to use them in the 1st generation step
1508
+ if inputs_embeds is not None and past_key_values is None:
1509
+ model_inputs = {"inputs_embeds": inputs_embeds}
1510
+ else:
1511
+ model_inputs = {"input_ids": input_ids}
1512
+
1513
+ model_inputs.update(
1514
+ {
1515
+ "position_ids": position_ids,
1516
+ "past_key_values": past_key_values,
1517
+ "use_cache": kwargs.get("use_cache"),
1518
+ "attention_mask": attention_mask,
1519
+ 'image_embeds': kwargs.get('image_embeds'),
1520
+ 'media_offset': kwargs.get('media_offset'),
1521
+ }
1522
+ )
1523
+ return model_inputs
1524
+
1525
+ @staticmethod
1526
+ def _reorder_cache(past_key_values, beam_idx):
1527
+ reordered_past = ()
1528
+ for layer_past in past_key_values:
1529
+ reordered_past += (
1530
+ tuple(past_state.index_select(0, beam_idx.to(past_state.device)) for past_state in layer_past),
1531
+ )
1532
+ return reordered_past
modeling_mplugowl3.py ADDED
@@ -0,0 +1,231 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ import math
2
+ from typing import List, Optional
3
+ import json
4
+ import torch
5
+ import torchvision
6
+
7
+ from threading import Thread
8
+ from copy import deepcopy
9
+ from PIL import Image
10
+ from transformers import AutoProcessor, Qwen2PreTrainedModel, Qwen2ForCausalLM, TextIteratorStreamer
11
+ from .processing_mplugowl3 import mPLUGOwl3Processor
12
+ from .image_processing_mplugowl3 import mPLUGOwl3ImageProcessor
13
+ from .configuration_mplugowl3 import mPLUGOwl3Config
14
+ # from .modeling_navit_siglip import SiglipVisionTransformer
15
+ from transformers.models.siglip.modeling_siglip import SiglipVisionTransformer
16
+ from .x_sdpa import ScaleDotProductAttention
17
+ from .modeling_hyper_qwen2 import HyperQwen2ForCausalLM
18
+ from torch import nn
19
+
20
+
21
+ class mPLUGOwl3PreTrainedModel(Qwen2PreTrainedModel):
22
+ config_class = mPLUGOwl3Config
23
+
24
+
25
+ class mPLUGOwl3Model(mPLUGOwl3PreTrainedModel):
26
+ def __init__(self, config):
27
+ super().__init__(config)
28
+ self.language_model = HyperQwen2ForCausalLM(config)
29
+ self.vision_model = self.init_vision_module()
30
+ self.vision_dim = self.vision_model.embed_dim
31
+ self.embed_dim = self.language_model.config.hidden_size
32
+ self.vision2text_model = nn.Linear(self.vision_dim, self.embed_dim)
33
+ self.processor = None
34
+
35
+ self.terminators = ['<|im_end|>', '<|endoftext|>']
36
+
37
+ def init_vision_module(self):
38
+
39
+ self.config.vision_config._attn_implementation = self.config.vision_config._attn_implementation
40
+ model = SiglipVisionTransformer(self.config.vision_config)
41
+
42
+ setattr(model, 'embed_dim', model.embeddings.embed_dim)
43
+ setattr(model, 'patch_size', model.embeddings.patch_size)
44
+ return model
45
+
46
+
47
+ def get_input_embeddings(self):
48
+ return self.language_model.get_input_embeddings()
49
+
50
+ def set_input_embeddings(self, value):
51
+ self.language_model.embed_tokens = value
52
+
53
+ def get_output_embeddings(self):
54
+ return self.language_model.lm_head
55
+
56
+ def set_output_embeddings(self, new_embeddings):
57
+ self.language_model.lm_head = new_embeddings
58
+
59
+ def set_decoder(self, decoder):
60
+ self.language_model = decoder
61
+
62
+ def get_decoder(self):
63
+ return self.language_model
64
+
65
+ def forward_image(self, pixel_values):
66
+ if pixel_values is None:
67
+ return None
68
+ dtype = self.language_model.model.embed_tokens.weight.dtype
69
+ with torch.inference_mode():
70
+ image_embeds = self.vision_model(pixel_values.to(dtype), output_hidden_states=True).hidden_states[-2]
71
+
72
+ if self.vision2text_model is not None:
73
+ image_embeds = self.vision2text_model(image_embeds)
74
+ else:
75
+ pass
76
+
77
+ return image_embeds
78
+
79
+ def forward(self, pixel_values=None, **kwargs):
80
+ image_embeds = self.forward_image(pixel_values)
81
+
82
+ return self.language_model(
83
+ image_embeds=image_embeds,
84
+ **kwargs
85
+ )
86
+
87
+ def _decode(self, input_ids, image_embeds, media_offset, tokenizer, attention_mask, decode_text=False, **kwargs):
88
+ terminators = [tokenizer.convert_tokens_to_ids(i) for i in self.terminators]
89
+ output = self.language_model.generate(
90
+ input_ids=input_ids,
91
+ image_embeds=image_embeds,
92
+ media_offset=media_offset,
93
+ pad_token_id=0,
94
+ eos_token_id=terminators,
95
+ attention_mask=attention_mask,
96
+ **kwargs
97
+ )
98
+
99
+ output = output[:,input_ids.shape[1]:]
100
+ if decode_text:
101
+ return self._decode_text(output, tokenizer)
102
+ return output
103
+
104
+ def _decode_stream(self, input_ids, image_embeds, media_offset, tokenizer, **kwargs):
105
+ terminators = [tokenizer.convert_tokens_to_ids(i) for i in self.terminators]
106
+ streamer = TextIteratorStreamer(tokenizer=tokenizer)
107
+ generation_kwargs = {
108
+ 'input_ids': input_ids,
109
+ 'image_embeds': image_embeds,
110
+ 'media_offset': media_offset,
111
+ 'pad_token_id': 0,
112
+ 'eos_token_id': terminators,
113
+ 'streamer': streamer
114
+ }
115
+ generation_kwargs.update(kwargs)
116
+
117
+ thread = Thread(target=self.language_model.generate, kwargs=generation_kwargs)
118
+ thread.start()
119
+
120
+ return streamer
121
+
122
+ def _decode_text(self, result_ids, tokenizer):
123
+ terminators = [tokenizer.convert_tokens_to_ids(i) for i in self.terminators]
124
+ result_text = []
125
+ for result in result_ids:
126
+ result = result[result != 0]
127
+ if result[-1] in terminators:
128
+ result = result[:-1]
129
+ result_text.append(tokenizer.decode(result).strip())
130
+ return result_text
131
+
132
+ def init_processor(self, tokenizer):
133
+ ip = mPLUGOwl3ImageProcessor(image_size=384)
134
+ self.processor = mPLUGOwl3Processor(image_processor=ip, tokenizer=tokenizer)
135
+ processor = self.processor
136
+ return processor
137
+
138
+ def generate(
139
+ self,
140
+ input_ids=None,
141
+ pixel_values=None,
142
+ media_offset=None,
143
+ attention_mask=None,
144
+ tokenizer=None,
145
+ stream=False,
146
+ decode_text=False,
147
+ **kwargs
148
+ ):
149
+ assert input_ids is not None
150
+
151
+ with torch.inference_mode():
152
+ image_embeds = self.forward_image(pixel_values)
153
+
154
+ if stream:
155
+ result = self._decode_stream(input_ids=input_ids, image_embeds=image_embeds, media_offset=media_offset, tokenizer=tokenizer, **kwargs)
156
+ else:
157
+ result = self._decode(input_ids=input_ids, image_embeds=image_embeds, media_offset=media_offset, tokenizer=tokenizer, attention_mask=attention_mask, decode_text=decode_text, **kwargs)
158
+
159
+ return result
160
+
161
+ def chat(
162
+ self,
163
+ images,
164
+ videos,
165
+ messages,
166
+ tokenizer,
167
+ processor=None,
168
+ max_new_tokens=2048,
169
+ min_new_tokens=0,
170
+ sampling=True,
171
+ max_inp_length=8192,
172
+ system_prompt='',
173
+ stream=False,
174
+ max_slice_nums=None,
175
+ use_image_id=None,
176
+ **kwargs
177
+ ):
178
+ cut_flag = kwargs.get('kwargs', True)
179
+ if processor is None:
180
+ if self.processor is None:
181
+ processor = self.init_processor(tokenizer)
182
+ else:
183
+ processor = self.processor
184
+ inputs = processor(messages, images=images, videos=videos, cut_enable=cut_flag)
185
+ inputs.to('cuda')
186
+ inputs.update({
187
+ 'tokenizer': tokenizer,
188
+ 'max_new_tokens': max_new_tokens,
189
+ # 'stream':True,
190
+ })
191
+
192
+ if sampling:
193
+ generation_config = {
194
+ "top_p": 0.8,
195
+ "top_k": 100,
196
+ "temperature": 0.7,
197
+ "do_sample": True,
198
+ # "repetition_penalty": 1.05
199
+ }
200
+ else:
201
+ generation_config = {
202
+ "num_beams": 3,
203
+ # "repetition_penalty": 1.2,
204
+ }
205
+
206
+ if min_new_tokens > 0:
207
+ generation_config['min_new_tokens'] = min_new_tokens
208
+
209
+ generation_config.update(
210
+ (k, kwargs[k]) for k in generation_config.keys() & kwargs.keys()
211
+ )
212
+ with torch.inference_mode():
213
+ res = self.generate(
214
+ **inputs,
215
+ stream=stream,
216
+ decode_text=True,
217
+ **generation_config
218
+ )
219
+
220
+ if stream:
221
+ def stream_gen():
222
+ for text in res:
223
+ for term in self.terminators:
224
+ text = text.replace(term, '')
225
+ yield text
226
+ return stream_gen()
227
+
228
+ else:
229
+ answer = res[0]
230
+ return answer
231
+
preprocessor_config.json ADDED
@@ -0,0 +1,119 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ {
2
+ "add_global": true,
3
+ "anchor_max": 4,
4
+ "anchors": [
5
+ [
6
+ 2,
7
+ 2
8
+ ],
9
+ [
10
+ 1,
11
+ 3
12
+ ],
13
+ [
14
+ 1,
15
+ 4
16
+ ],
17
+ [
18
+ 3,
19
+ 1
20
+ ],
21
+ [
22
+ 4,
23
+ 1
24
+ ],
25
+ [
26
+ 2,
27
+ 3
28
+ ],
29
+ [
30
+ 3,
31
+ 2
32
+ ]
33
+ ],
34
+ "cut_enable": true,
35
+ "cut_prob": 1.0,
36
+ "force_shape_cut": false,
37
+ "force_shape_cut_anchors": [
38
+ [
39
+ "f"
40
+ ],
41
+ [
42
+ "o"
43
+ ],
44
+ [
45
+ "r"
46
+ ],
47
+ [
48
+ "c"
49
+ ],
50
+ [
51
+ "e"
52
+ ],
53
+ [
54
+ "_"
55
+ ],
56
+ [
57
+ "s"
58
+ ],
59
+ [
60
+ "h"
61
+ ],
62
+ [
63
+ "a"
64
+ ],
65
+ [
66
+ "p"
67
+ ],
68
+ [
69
+ "e"
70
+ ],
71
+ [
72
+ "_"
73
+ ],
74
+ [
75
+ "c"
76
+ ],
77
+ [
78
+ "u"
79
+ ],
80
+ [
81
+ "t"
82
+ ],
83
+ [
84
+ "_"
85
+ ],
86
+ [
87
+ "a"
88
+ ],
89
+ [
90
+ "n"
91
+ ],
92
+ [
93
+ "c"
94
+ ],
95
+ [
96
+ "h"
97
+ ],
98
+ [
99
+ "o"
100
+ ],
101
+ [
102
+ "r"
103
+ ],
104
+ [
105
+ "s"
106
+ ]
107
+ ],
108
+ "force_shape_cut_anchors_max": "u",
109
+ "image_processor_type": "mPLUGOwl3ImageProcessor",
110
+ "image_size": [
111
+ 384,
112
+ 384
113
+ ],
114
+ "media_tokens": [
115
+ "<|image|>",
116
+ "<|video|>"
117
+ ],
118
+ "processor_class": "mPLUGOwl3Processor"
119
+ }
processing_mplugowl3.py ADDED
@@ -0,0 +1,396 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ # coding=utf-8
2
+ # Copyright 2024 The HuggingFace Inc. team.
3
+ #
4
+ # Licensed under the Apache License, Version 2.0 (the "License");
5
+ # you may not use this file except in compliance with the License.
6
+ # You may obtain a copy of the License at
7
+ #
8
+ # http://www.apache.org/licenses/LICENSE-2.0
9
+ #
10
+ # Unless required by applicable law or agreed to in writing, software
11
+ # distributed under the License is distributed on an "AS IS" BASIS,
12
+ # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13
+ # See the License for the specific language governing permissions and
14
+ # limitations under the License.
15
+ """
16
+ Processor class for mPLUGOwl3.
17
+ """
18
+
19
+ from typing import List, Optional, Union, Dict, Any
20
+ import warnings
21
+ import torch
22
+ import re
23
+
24
+ from transformers.image_processing_utils import BatchFeature
25
+ from transformers.image_utils import ImageInput
26
+ from transformers.processing_utils import ProcessorMixin
27
+ from transformers.tokenization_utils_base import PaddingStrategy, PreTokenizedInput, TextInput, TruncationStrategy
28
+ from transformers.utils import TensorType, requires_backends, is_torch_dtype, is_torch_device
29
+
30
+ from .image_processing_mplugowl3 import mPLUGOwl3BatchFeature, mPLUGOwl3ImageProcessor
31
+
32
+ OWL_MEDIA_TOKEN=['<|image|>']
33
+
34
+ class MediaIndicesHelper():
35
+ def __init__(self, tokenizer) -> None:
36
+ self.media_position = []
37
+ self.tokenizer = tokenizer
38
+
39
+
40
+ def has_media(self, text, media_tokens=None):
41
+ if media_tokens is None:
42
+ media_tokens = OWL_MEDIA_TOKEN
43
+ has_media_flag = any([media_token == text for media_token in media_tokens])
44
+ if any([media_token in text for media_token in media_tokens]):
45
+ # 不允许出现text中包含media token但是不仅仅是media token。 media token必须单独为一个chunk
46
+ assert has_media_flag, text
47
+ return has_media_flag
48
+
49
+ def add_media(self, text_chunk, text=None, tokenize_fn=None):
50
+
51
+ # cross
52
+ assert tokenize_fn is not None
53
+ assert text is not None
54
+ assert text in OWL_MEDIA_TOKEN
55
+ media_token_ids = tokenize_fn(text)
56
+ start = len(text_chunk)
57
+ end = start + len(media_token_ids)
58
+ self.media_position.append([start, end])
59
+ text_chunk.extend(media_token_ids)
60
+ return len(media_token_ids)
61
+
62
+ def cal_media_offset(self, input_ids):
63
+ if len(self.media_position) == 0:
64
+ return torch.ones_like(input_ids)*(-1000000)
65
+
66
+ media_starts = torch.tensor([_[0] for _ in self.media_position]).reshape(1,-1)
67
+ rng = torch.arange(input_ids.shape[0]).reshape(-1,1)
68
+ matrix = (rng > media_starts).sum(dim=1)
69
+
70
+ return matrix
71
+
72
+ def len_images(self,):
73
+ return len(self.media_position)
74
+
75
+ class mPLUGOwl3Processor(ProcessorMixin):
76
+ r"""
77
+ Args:
78
+ image_processor ([`mPLUGOwl3ImageProcessor`], *optional*):
79
+ The image processor is a required input.
80
+ tokenizer ([`LlamaTokenizerWrapper`], *optional*):
81
+ The tokenizer is a required input.
82
+ """
83
+ attributes = ["image_processor", "tokenizer"]
84
+ image_processor_class = "AutoImageProcessor"
85
+ tokenizer_class = "AutoTokenizer"
86
+
87
+ def __init__(self, image_processor: mPLUGOwl3ImageProcessor = None, tokenizer=None, prompt_style='chatml', inference_mode=True, addition_eod="<|endoftext|>"):
88
+ super().__init__(image_processor, tokenizer)
89
+ self.image_processor: mPLUGOwl3ImageProcessor
90
+ self.prompt_style = prompt_style
91
+ self.inference_mode = inference_mode
92
+ self.media_tokens = ["<|image|>"]
93
+ self.addition_eod = addition_eod
94
+
95
+ def build_text_qwen(self, messages):
96
+ # role should be within ['system', 'user', 'assistant']
97
+ im_start, im_end = '<|im_start|>', '<|im_end|>'
98
+
99
+ text = []
100
+ for num_turn, message in enumerate(messages):
101
+ if num_turn == 0 and message['role'] != 'system':
102
+ if self.prompt_style != 'plain':
103
+ text.append({
104
+ "text": f"{im_start}system\n{im_end}",
105
+ "label": 0
106
+ })
107
+ if message['role'] == 'system':
108
+ if self.prompt_style != 'plain':
109
+ text.append({
110
+ "text": f"{im_start}system\n{message['content']}{im_end}",
111
+ "label": 0
112
+ })
113
+ elif message['role'] == 'user':
114
+ if self.prompt_style != 'plain':
115
+ content = f"\n{im_start}user\n{message['content']}{im_end}"
116
+ else:
117
+ content = message['content']
118
+ pattern = '|'.join(map(re.escape, self.media_tokens))
119
+ chunk_strs = re.split(f'({pattern})', content)
120
+ for chunk_str in chunk_strs:
121
+ text.append({
122
+ "text": chunk_str,
123
+ "label": 0
124
+ })
125
+
126
+ elif message['role'] == 'assistant':
127
+ if self.prompt_style != 'plain':
128
+ text.append({"text": f"\n{im_start}assistant\n", "label": 0})
129
+ text.append({"text": f"{message['content']}{im_end}", "label": 1})
130
+ else:
131
+ text.append({"text": f"{message['content']}", "label": 1})
132
+ text.append({"text": self.addition_eod, "label": 1})
133
+ else:
134
+ raise NotImplementedError
135
+ if self.inference_mode:
136
+ while text and text[-1]['label']==1: # 只要列表非空且最后一个元素满足条件
137
+ text.pop() # 就移除最后一个元素
138
+ return text
139
+
140
+ def wrapped_tokenize(self, text):
141
+ return self.tokenizer(text).input_ids
142
+
143
+ def encode_text_sft(self, texts):
144
+ # output enc_chunk
145
+
146
+ enc_chunk = []
147
+ label_chunk = []
148
+ enc_length = 0
149
+
150
+ num_images = 0
151
+
152
+ media_helper = MediaIndicesHelper(tokenizer=self.tokenizer)
153
+ for current_ti, text_chunk in enumerate(texts):
154
+
155
+ text = text_chunk["text"]
156
+ label = text_chunk["label"]
157
+
158
+ if not media_helper.has_media(text):
159
+ curr_chunk=self.wrapped_tokenize(text)
160
+ if label == 1:
161
+ enc_length += len(curr_chunk)
162
+ enc_chunk += curr_chunk
163
+ label_chunk += [label] * len(curr_chunk)
164
+ else:
165
+
166
+ enc_length += len(curr_chunk)
167
+ enc_chunk += curr_chunk
168
+ label_chunk += [label] * len(curr_chunk)
169
+ # For media tokens
170
+ else:
171
+
172
+ add_length = media_helper.add_media(
173
+ enc_chunk,
174
+ text=text,
175
+ tokenize_fn=self.wrapped_tokenize)
176
+ enc_length += add_length
177
+ label_chunk += [label] * add_length
178
+ # enc_chunk.extend([self.media_tokens[text]] * self.media_lengths[text])
179
+ # enc_length += self.media_lengths[text]
180
+ # label_chunk += [label] * self.media_lengths[text]
181
+ num_images += 1
182
+
183
+ enc_chunk = torch.tensor(enc_chunk).long()
184
+ media_offset = []
185
+ media_before = 0
186
+ for i,_ in enumerate([media_helper]):
187
+ mo = _.cal_media_offset(enc_chunk)
188
+ media_offset.append(torch.cat([(torch.ones(mo.shape[0],1)*media_before).long().to(mo.device), (mo+media_before).unsqueeze(1)], dim=1)) # L 2
189
+
190
+ media_before += _.len_images()
191
+ media_offset = torch.stack(media_offset, dim=0)
192
+ return {
193
+ 'input_ids': enc_chunk.unsqueeze(0),
194
+ 'media_offset': media_offset,
195
+ }
196
+
197
+
198
+ def __call__(
199
+ self,
200
+ messages,
201
+ images = None,
202
+ videos = None,
203
+ max_length: Optional[int] = None,
204
+ cut_enable=True,
205
+ return_tensors: Optional[Union[str, TensorType]] = TensorType.PYTORCH,
206
+ **kwargs
207
+ ) -> mPLUGOwl3BatchFeature:
208
+ medias = []
209
+ if videos is not None:
210
+ medias.extend([{'type': 'video', 'content': video, 'use_video_span': True} for video in videos])
211
+ if images is not None:
212
+ medias.extend([{'type':'image', 'content': image} for image in images])
213
+
214
+ if len(medias):
215
+ image_tensor_list = []
216
+ pattern = r"(<\|image\|>|<\|video\|>)"
217
+ # 存在媒体
218
+ image_token_ptr = 0
219
+ media_layout = []
220
+ for message in messages:
221
+ text_list = re.split(pattern, message['content'])
222
+ text = ''
223
+ for text_content in text_list:
224
+ if text_content in ['<|image|>', '<|video|>']:
225
+ media_item = medias[image_token_ptr]
226
+ image_token_ptr += 1
227
+ if text_content == '<|image|>':
228
+ assert media_item['type'] == 'image'
229
+ image = media_item['content']
230
+
231
+ image_inputs = self.image_processor([image], cut_enable=cut_enable, return_tensors=return_tensors)
232
+ if image_inputs.get('cut_shape',None) is not None:
233
+ cut_shape = image_inputs['cut_shape']
234
+ cut_text = self.image_processor.cut_prompt_template(img_token='<|image|>', h=cut_shape[0][0], w=cut_shape[0][1])
235
+ text += cut_text
236
+ image_tensor_list.append(image_inputs['pixel_values'])
237
+ else:
238
+ text += text_content
239
+ elif text_content == '<|video|>':
240
+ assert media_item['type'] == 'video'
241
+ video = media_item['content']
242
+ use_video_span = media_item['use_video_span']
243
+ image_tensor = self.image_processor(video, cut_enable=False)['pixel_values']
244
+ image_tensor_list.append(image_tensor)
245
+ num_video_frame = image_tensor.shape[0]
246
+ if use_video_span:
247
+ text_content = '<|start_video_frame|>'+'<|image|>'*num_video_frame+'<|end_video_frame|>'
248
+ else:
249
+ text_content = '<|image|>'*num_video_frame
250
+ text += text_content
251
+ else:
252
+ text += text_content
253
+ message['content'] = text
254
+ assert image_token_ptr == len(medias), (image_token_ptr,len(medias)) # 保证图和token数目一致
255
+ assert all(len(_.shape) == 4 for _ in image_tensor_list), [_.shape for _ in image_tensor_list]
256
+ num_image_tokens = sum([_['content'].count('<|image|>')for _ in messages])
257
+ num_image_shapes = sum([_.shape[0] for _ in image_tensor_list])
258
+ assert num_image_tokens == num_image_shapes, (messages, [_.shape for _ in image_tensor_list])
259
+
260
+ image_tensor_list = torch.cat(image_tensor_list, dim=0)
261
+
262
+ # text = ''.join([_['text'] for _ in text])
263
+ text = self.build_text_qwen(messages)
264
+ model_inputs = self.encode_text_sft(text)
265
+
266
+ if len(medias) is not None:
267
+ model_inputs.update({'pixel_values': image_tensor_list})
268
+ # if 'cut_shape' in model_inputs:
269
+ # model_inputs.pop('cut_shape')
270
+ # if 'cut_shape_indices' in model_inputs:
271
+ # model_inputs.pop('cut_shape_indices')
272
+ return mPLUGOwl3BatchFeature(model_inputs)
273
+
274
+ def check_media(self, images, messages):
275
+ media_num = 0 if images is None else len(images)
276
+ media_count = sum([message['content'].count('<|image|>') for message in messages])
277
+ assert media_num == media_count
278
+
279
+
280
+ # Copied from transformers.models.clip.processing_clip.CLIPProcessor.batch_decode with CLIP->Llama
281
+ def batch_decode(self, *args, **kwargs):
282
+ """
283
+ This method forwards all its arguments to LlamaTokenizerFast's [`~PreTrainedTokenizer.batch_decode`]. Please
284
+ refer to the docstring of this method for more information.
285
+ """
286
+ output_ids = args[0]
287
+ result_text = []
288
+ for result in output_ids:
289
+ result = result[result != 0]
290
+ if result[0] == self.tokenizer.bos_id:
291
+ result = result[1:]
292
+ if result[-1] == self.tokenizer.eos_id:
293
+ result = result[:-1]
294
+ result_text.append(self.tokenizer.decode(result, *args[1:], **kwargs).strip())
295
+ return result_text
296
+ # return self.tokenizer.batch_decode(*args, **kwargs)
297
+
298
+ # Copied from transformers.models.clip.processing_clip.CLIPProcessor.decode with CLIP->Llama
299
+ def decode(self, *args, **kwargs):
300
+ """
301
+ This method forwards all its arguments to LlamaTokenizerFast's [`~PreTrainedTokenizer.decode`]. Please refer to
302
+ the docstring of this method for more information.
303
+ """
304
+ result = args[0]
305
+ result = result[result != 0]
306
+ if result[0] == self.tokenizer.bos_id:
307
+ result = result[1:]
308
+ if result[-1] == self.tokenizer.eos_id or (hasattr(self.tokenizer, "eot_id") and result[-1] == self.tokenizer.eot_id):
309
+ result = result[:-1]
310
+ return self.tokenizer.decode(result, *args[1:], **kwargs).strip()
311
+
312
+ def _convert(
313
+ self, input_str, max_inp_length: Optional[int] = None
314
+ ):
315
+ if self.version > 2.5 or not getattr(self.tokenizer, "add_bos_token", False):
316
+ input_ids = self.tokenizer.encode(input_str)
317
+ else:
318
+ input_ids = [self.tokenizer.bos_id] + self.tokenizer.encode(input_str)
319
+ if max_inp_length is not None:
320
+ input_ids = input_ids[:max_inp_length]
321
+ input_ids = torch.tensor(input_ids, dtype=torch.int32)
322
+
323
+ start_cond = (input_ids == self.tokenizer.im_start_id) | (input_ids == self.tokenizer.slice_start_id)
324
+ end_cond = (input_ids == self.tokenizer.im_end_id) | (input_ids == self.tokenizer.slice_end_id)
325
+
326
+ image_start_tokens = torch.where(start_cond)[0]
327
+ image_start_tokens += 1
328
+ image_end_tokens = torch.where(end_cond)[0]
329
+
330
+ valid_image_nums = max(len(image_start_tokens), len(image_end_tokens))
331
+
332
+ image_bounds = torch.hstack(
333
+ [
334
+ image_start_tokens[:valid_image_nums].unsqueeze(-1),
335
+ image_end_tokens[:valid_image_nums].unsqueeze(-1),
336
+ ]
337
+ )
338
+ return input_ids, image_bounds
339
+
340
+
341
+ @property
342
+ # Copied from transformers.models.clip.processing_clip.CLIPProcessor.model_input_names
343
+ def model_input_names(self):
344
+ tokenizer_input_names = self.tokenizer.model_input_names
345
+ image_processor_input_names = self.image_processor.model_input_names
346
+ return list(dict.fromkeys(tokenizer_input_names + image_processor_input_names))
347
+
348
+
349
+ def pad(self, inputs, max_length=None, padding_value=0, padding_side="left"):
350
+ items = []
351
+ if isinstance(inputs[0], list):
352
+ assert isinstance(inputs[0][0], torch.Tensor)
353
+ for it in inputs:
354
+ for tr in it:
355
+ items.append(tr)
356
+ else:
357
+ assert isinstance(inputs[0], torch.Tensor)
358
+ items = inputs
359
+
360
+ batch_size = len(items)
361
+ shape = items[0].shape
362
+ dim = len(shape)
363
+ assert dim <= 2
364
+ if max_length is None:
365
+ max_length = 0
366
+ max_length = max(max_length, max(item.shape[-1] for item in items))
367
+ min_length = min(item.shape[-1] for item in items)
368
+ dtype = items[0].dtype
369
+
370
+ if dim == 0:
371
+ return torch.stack([item for item in items], dim=0), [0]
372
+ elif dim == 1:
373
+ if max_length == min_length:
374
+ return torch.stack([item for item in items], dim=0), [0] * batch_size
375
+ tensor = torch.zeros((batch_size, max_length), dtype=dtype) + padding_value
376
+ else:
377
+ tensor = (
378
+ torch.zeros((batch_size, max_length, shape[-1]), dtype=dtype)
379
+ + padding_value
380
+ )
381
+
382
+ padding_length = []
383
+ for i, item in enumerate(items):
384
+ if dim == 1:
385
+ if padding_side == "left":
386
+ tensor[i, -len(item) :] = item.clone()
387
+ else:
388
+ tensor[i, : len(item)] = item.clone()
389
+ elif dim == 2:
390
+ if padding_side == "left":
391
+ tensor[i, -len(item) :, :] = item.clone()
392
+ else:
393
+ tensor[i, : len(item), :] = item.clone()
394
+ padding_length.append(tensor.shape[-1] - len(item))
395
+
396
+ return tensor, padding_length
processor_config.json ADDED
@@ -0,0 +1,6 @@
 
 
 
 
 
 
 
1
+ {
2
+ "addition_eod": "<|endoftext|>",
3
+ "inference_mode": true,
4
+ "processor_class": "mPLUGOwl3Processor",
5
+ "prompt_style": "chatml"
6
+ }
special_tokens_map.json ADDED
@@ -0,0 +1,20 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ {
2
+ "additional_special_tokens": [
3
+ "<|im_start|>",
4
+ "<|im_end|>"
5
+ ],
6
+ "eos_token": {
7
+ "content": "<|im_end|>",
8
+ "lstrip": false,
9
+ "normalized": false,
10
+ "rstrip": false,
11
+ "single_word": false
12
+ },
13
+ "pad_token": {
14
+ "content": "<|endoftext|>",
15
+ "lstrip": false,
16
+ "normalized": false,
17
+ "rstrip": false,
18
+ "single_word": false
19
+ }
20
+ }
tokenizer.json ADDED
@@ -0,0 +1,3 @@
 
 
 
 
1
+ version https://git-lfs.github.com/spec/v1
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+ oid sha256:bcfe42da0a4497e8b2b172c1f9f4ec423a46dc12907f4349c55025f670422ba9
3
+ size 11418266
tokenizer_config.json ADDED
@@ -0,0 +1,45 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ {
2
+ "add_prefix_space": false,
3
+ "added_tokens_decoder": {
4
+ "151643": {
5
+ "content": "<|endoftext|>",
6
+ "lstrip": false,
7
+ "normalized": false,
8
+ "rstrip": false,
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+ "single_word": false,
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+ "special": true
11
+ },
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+ "151644": {
13
+ "content": "<|im_start|>",
14
+ "lstrip": false,
15
+ "normalized": false,
16
+ "rstrip": false,
17
+ "single_word": false,
18
+ "special": true
19
+ },
20
+ "151645": {
21
+ "content": "<|im_end|>",
22
+ "lstrip": false,
23
+ "normalized": false,
24
+ "rstrip": false,
25
+ "single_word": false,
26
+ "special": true
27
+ }
28
+ },
29
+ "additional_special_tokens": [
30
+ "<|im_start|>",
31
+ "<|im_end|>"
32
+ ],
33
+ "bos_token": null,
34
+ "chat_template": "{% for message in messages %}{% if loop.first and messages[0]['role'] != 'system' %}{{ '<|im_start|>system\nYou are a helpful assistant.<|im_end|>\n' }}{% endif %}{{'<|im_start|>' + message['role'] + '\n' + message['content'] + '<|im_end|>' + '\n'}}{% endfor %}{% if add_generation_prompt %}{{ '<|im_start|>assistant\n' }}{% endif %}",
35
+ "clean_up_tokenization_spaces": false,
36
+ "eos_token": "<|im_end|>",
37
+ "errors": "replace",
38
+ "extra_special_tokens": {},
39
+ "model_max_length": 32768,
40
+ "pad_token": "<|endoftext|>",
41
+ "processor_class": "mPLUGOwl3Processor",
42
+ "split_special_tokens": false,
43
+ "tokenizer_class": "Qwen2Tokenizer",
44
+ "unk_token": null
45
+ }
trainer_state.json ADDED
@@ -0,0 +1,202 @@
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
+ {
2
+ "best_global_step": null,
3
+ "best_metric": null,
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+ "best_model_checkpoint": null,
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+ "epoch": 0.6909581646423751,
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+ "eval_steps": 20.0,
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+ "global_step": 400,
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+ "is_hyper_param_search": false,
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+ "is_local_process_zero": true,
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+ "is_world_process_zero": true,
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+ "log_history": [
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+ "epoch": 0.001727395411605938,
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+ "grad_norm": 2.296875,
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+ "learning_rate": 4.6399657310349495e-05,
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+ "token_acc": 0.6462335484450566
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+ "grad_norm": 1.90625,
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+ "token_acc": 0.6483243713876449
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+ "loss": 1.439206314086914,
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+ "token_acc": 0.6553296455190211
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+ },
44
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+ "loss": 1.4094647407531737,
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+ "step": 80,
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+ "token_acc": 0.6602077268441662
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+ },
52
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53
+ "epoch": 0.17273954116059378,
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+ "grad_norm": 2.421875,
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+ "learning_rate": 4.305663414266929e-05,
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+ "loss": 1.403604221343994,
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+ "step": 100,
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+ "token_acc": 0.6611030317769436
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+ },
60
+ {
61
+ "epoch": 0.20728744939271254,
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+ "grad_norm": 1.3203125,
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+ "learning_rate": 4.1637735233851226e-05,
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+ "loss": 1.441183090209961,
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+ "step": 120,
66
+ "token_acc": 0.6547628498758228
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+ },
68
+ {
69
+ "epoch": 0.2418353576248313,
70
+ "grad_norm": 1.4453125,
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+ "learning_rate": 4.000117366937959e-05,
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+ "loss": 1.4156587600708008,
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+ "step": 140,
74
+ "token_acc": 0.6589790481773043
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+ },
76
+ {
77
+ "epoch": 0.27638326585695006,
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+ version https://git-lfs.github.com/spec/v1
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+ oid sha256:3b3b1c8f4ed1b99416a2d6f3b33f7ee964dc29939329047f06cfcf1829490b0c
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+ size 6673
vocab.json ADDED
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x_sdpa.py ADDED
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1
+ from torch import nn
2
+ from icecream import ic
3
+ from einops import rearrange
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+
5
+ class ScaleDotProductAttention(nn.Module):
6
+
7
+ def __init__(self, layer_number, causal=False, softmax_scale=None, attention_dropout=0.0):
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+ super().__init__()
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+ self.layer_number = layer_number
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+ self.causal = causal
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+ self.softmax_scale = softmax_scale
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+ self.dropout_p = attention_dropout
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+
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+ # Qwen 不需要scale
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+
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+ def forward(self, q, k, v, attn_mask=None, order='sbhd'):
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+ """Implements the multihead softmax attention.
18
+ Arguments
19
+ ---------
20
+ q, k, v: The tensor containing the query, key, and value. (B, S, H, D)
21
+ """
22
+ # (N,...,L,E)
23
+ import torch
24
+ import torch.nn as nn
25
+ import torch.nn.functional as F
26
+ if order == 'sbhd':
27
+ q, k, v = [rearrange(x, 's b h d -> b h s d').contiguous()
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+ for x in (q, k, v)]
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+ elif order == 'bhsd':
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+ pass
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+
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+ if attn_mask is not None:
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+ attn_mask = (~attn_mask.clone().bool()).contiguous()
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+ else:
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+ attn_mask = None
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+ # attention mask, True means it will take part in attention B H s_q s_k
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+ if self.training:
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+ # during training q,k,v always have same seqlen
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+ if self.causal:
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+ assert q.shape[-2] == k.shape[-2]
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+ is_causal = self.causal
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+ dropout_p = self.dropout_p
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+ else:
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+ # turn off FA causal mask after first inference autoregressive iteration
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+ # only on first autoregressive step q,k,v have same seqlen
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+ if self.causal:
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+ is_causal = q.shape[-2] == k.shape[-2]
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+ else:
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+ is_causal = self.causal
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+ dropout_p = 0.0
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+
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+ # 如果is_causal则无视输入的mask 反之会使用输入的mask
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+ o = F.scaled_dot_product_attention(q, k, v,
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+ attn_mask=attn_mask,
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+ dropout_p=dropout_p,
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+ is_causal=is_causal,
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+ scale=self.softmax_scale
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+ )
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+ # B Head L D -> L B (Head D)
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+ o = rearrange(o, 'B Head L D -> L B (Head D)').contiguous()
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+ return o