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class ZoeDepthConfig(PretrainedConfig): r""" This is the configuration class to store the configuration of a [`ZoeDepthForDepthEstimation`]. It is used to instantiate an ZoeDepth model according to the specified arguments, defining the model architecture. Instantiating a configuration with the defaults ...
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class ZoeDepthDepthEstimatorOutput(ModelOutput): """ Extension of `DepthEstimatorOutput` to include domain logits (ZoeDepth specific). Args: loss (`torch.FloatTensor` of shape `(1,)`, *optional*, returned when `labels` is provided): Classification (or regression if config.num_labels==1)...
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class ZoeDepthReassembleStage(nn.Module): """ This class reassembles the hidden states of the backbone into image-like feature representations at various resolutions. This happens in 3 stages: 1. Map the N + 1 tokens to a set of N tokens, by taking into account the readout ([CLS]) token according t...
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class ZoeDepthReassembleLayer(nn.Module): def __init__(self, config, channels, factor): super().__init__() # projection hidden_size = config.backbone_hidden_size self.projection = nn.Conv2d(in_channels=hidden_size, out_channels=channels, kernel_size=1) # up/down sampling dep...
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class ZoeDepthFeatureFusionStage(nn.Module): def __init__(self, config): super().__init__() self.layers = nn.ModuleList() for _ in range(len(config.neck_hidden_sizes)): self.layers.append(ZoeDepthFeatureFusionLayer(config)) def forward(self, hidden_states): # reversi...
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class ZoeDepthPreActResidualLayer(nn.Module): """ ResidualConvUnit, pre-activate residual unit. Args: config (`[ZoeDepthConfig]`): Model configuration class defining the model architecture. """ # Ignore copy def __init__(self, config): super().__init__() se...
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class ZoeDepthFeatureFusionLayer(nn.Module): """Feature fusion layer, merges feature maps from different stages. Args: config (`[ZoeDepthConfig]`): Model configuration class defining the model architecture. align_corners (`bool`, *optional*, defaults to `True`): The alig...
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class ZoeDepthNeck(nn.Module): """ ZoeDepthNeck. A neck is a module that is normally used between the backbone and the head. It takes a list of tensors as input and produces another list of tensors as output. For ZoeDepth, it includes 2 stages: * ZoeDepthReassembleStage * ZoeDepthFeatureFusionStage...
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class ZoeDepthRelativeDepthEstimationHead(nn.Module): """ Relative depth estimation head consisting of 3 convolutional layers. It progressively halves the feature dimension and upsamples the predictions to the input resolution after the first convolutional layer (details can be found in DPT's paper's su...
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class LogBinomialSoftmax(nn.Module): def __init__(self, n_classes=256, act=torch.softmax): """Compute log binomial distribution for n_classes Args: n_classes (`int`, *optional*, defaults to 256): Number of output classes. act (`torch.nn.Module`, *optional*, d...
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class ZoeDepthConditionalLogBinomialSoftmax(nn.Module): def __init__( self, config, in_features, condition_dim, n_classes=256, bottleneck_factor=2, ): """Per-pixel MLP followed by a Conditional Log Binomial softmax. Args: in_features (...
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class ZoeDepthSeedBinRegressor(nn.Module): def __init__(self, config, n_bins=16, mlp_dim=256, min_depth=1e-3, max_depth=10): """Bin center regressor network. Can be "normed" or "unnormed". If "normed", bin centers are bounded on the (min_depth, max_depth) interval. Args: config...
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class ZoeDepthAttractorLayer(nn.Module): def __init__( self, config, n_bins, n_attractors=16, min_depth=1e-3, max_depth=10, memory_efficient=False, ): """ Attractor layer for bin centers. Bin centers are bounded on the interval (min_depth, ...
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class ZoeDepthAttractorLayerUnnormed(nn.Module): def __init__( self, config, n_bins, n_attractors=16, min_depth=1e-3, max_depth=10, memory_efficient=True, ): """ Attractor layer for bin centers. Bin centers are unbounded """ ...
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class ZoeDepthProjector(nn.Module): def __init__(self, in_features, out_features, mlp_dim=128): """Projector MLP. Args: in_features (`int`): Number of input channels. out_features (`int`): Number of output channels. mlp_dim (`int`,...
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class ZoeDepthMultiheadAttention(nn.Module): """Equivalent implementation of nn.MultiheadAttention with `batch_first=True`.""" # Ignore copy def __init__(self, hidden_size, num_attention_heads, dropout): super().__init__() if hidden_size % num_attention_heads != 0: raise ValueEr...
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class ZoeDepthTransformerEncoderLayer(nn.Module): def __init__(self, config, dropout=0.1, activation="relu"): super().__init__() hidden_size = config.patch_transformer_hidden_size intermediate_size = config.patch_transformer_intermediate_size num_attention_heads = config.patch_trans...
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class ZoeDepthPatchTransformerEncoder(nn.Module): def __init__(self, config): """ViT-like transformer block Args: config (`ZoeDepthConfig`): Model configuration class defining the model architecture. """ super().__init__() in_channels = config.bo...
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class ZoeDepthMLPClassifier(nn.Module): def __init__(self, in_features, out_features) -> None: super().__init__() hidden_features = in_features self.linear1 = nn.Linear(in_features, hidden_features) self.activation = nn.ReLU() self.linear2 = nn.Linear(hidden_features, out_fe...
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class ZoeDepthMultipleMetricDepthEstimationHeads(nn.Module): """ Multiple metric depth estimation heads. A MLP classifier is used to route between 2 different heads. """ def __init__(self, config): super().__init__() bin_embedding_dim = config.bin_embedding_dim n_attractors = c...
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class ZoeDepthMetricDepthEstimationHead(nn.Module): def __init__(self, config): super().__init__() bin_configuration = config.bin_configurations[0] n_bins = bin_configuration["n_bins"] min_depth = bin_configuration["min_depth"] max_depth = bin_configuration["max_depth"] ...
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class ZoeDepthPreTrainedModel(PreTrainedModel): """ An abstract class to handle weights initialization and a simple interface for downloading and loading pretrained models. """ config_class = ZoeDepthConfig base_model_prefix = "zoedepth" main_input_name = "pixel_values" supports_gradien...
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class ZoeDepthForDepthEstimation(ZoeDepthPreTrainedModel): def __init__(self, config): super().__init__(config) self.backbone = load_backbone(config) if hasattr(self.backbone.config, "hidden_size") and hasattr(self.backbone.config, "patch_size"): config.backbone_hidden_size = s...
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class SeamlessM4TGenerationOutput(ModelOutput): """ Class defining the generated outputs from [`SeamlessM4TModel`], [`SeamlessM4TForTextToText`], [`SeamlessM4TForTextToSpeech`], [`SeamlessM4TForSpeechToSpeech`] and [`SeamlessM4TForTextToSpeech`]. Args: waveform (`torch.FloatTensor` of shape `(b...
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class SeamlessM4TConformerPositionalConvEmbedding(nn.Module): def __init__(self, config): super().__init__() self.conv = nn.Conv1d( config.hidden_size, config.hidden_size, kernel_size=config.num_conv_pos_embeddings, padding=config.num_conv_pos_embeddin...
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class SeamlessM4TConformerRotaryPositionalEmbedding(nn.Module): """Rotary positional embedding Reference : https://blog.eleuther.ai/rotary-embeddings/ Paper: https://arxiv.org/pdf/2104.09864.pdf """ def __init__(self, config): super().__init__() dim = config.hidden_size // config.speech...
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class SeamlessM4TConformerRelPositionalEmbedding(nn.Module): """Relative positional encoding module.""" def __init__(self, config): super().__init__() self.max_len = config.max_source_positions self.d_model = config.hidden_size self.pe = None self.extend_pe(torch.tensor(...
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class SeamlessM4TConformerSamePadLayer(nn.Module): def __init__(self, num_conv_pos_embeddings): super().__init__() self.num_pad_remove = 1 if num_conv_pos_embeddings % 2 == 0 else 0 def forward(self, hidden_states): if self.num_pad_remove > 0: hidden_states = hidden_states[:...
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class SeamlessM4TConformerFeatureProjection(nn.Module): def __init__(self, config): super().__init__() self.layer_norm = nn.LayerNorm(config.feature_projection_input_dim, eps=config.layer_norm_eps) self.projection = nn.Linear(config.feature_projection_input_dim, config.hidden_size) s...
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class SeamlessM4TConformerFeedForward(nn.Module): def __init__(self, config, act_fn=None, dropout=None): super().__init__() dropout = dropout if dropout is not None else config.speech_encoder_dropout act_fn = act_fn if act_fn is not None else config.speech_encoder_hidden_act self.in...
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class SeamlessM4TConformerConvolutionModule(nn.Module): """Convolution block used in the conformer block""" def __init__(self, config): super().__init__() if (config.conv_depthwise_kernel_size - 1) % 2 == 1: raise ValueError("`config.conv_depthwise_kernel_size` should be a odd numbe...
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class SeamlessM4TConformerSelfAttention(nn.Module): """Construct a SeamlessM4TConformerSelfAttention object. Can be enhanced with rotary or relative position embeddings. """ def __init__(self, config, use_position_embeddings=True): super().__init__() self.head_size = config.hidden_size...
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class SeamlessM4TConformerEncoderLayer(nn.Module): """Conformer block based on https://arxiv.org/abs/2005.08100.""" # Copied from transformers.models.wav2vec2_conformer.modeling_wav2vec2_conformer.Wav2Vec2ConformerEncoderLayer.__init__ with Wav2Vec2->SeamlessM4T, attention_dropout->speech_encoder_dropout, torc...
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class SeamlessM4TConformerEncoder(nn.Module): def __init__(self, config): super().__init__() self.config = config if config.position_embeddings_type == "relative": self.embed_positions = SeamlessM4TConformerRelPositionalEmbedding(config) elif config.position_embeddings_t...
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class SeamlessM4TConformerAdapterLayer(nn.Module): def __init__(self, config): super().__init__() embed_dim = config.hidden_size dropout = config.adaptor_dropout self.kernel_size = config.adaptor_kernel_size self.stride = config.adaptor_stride # 1. residual convolut...
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class SeamlessM4TConformerAdapter(nn.Module): def __init__(self, config): super().__init__() self.layers = nn.ModuleList(SeamlessM4TConformerAdapterLayer(config) for _ in range(config.num_adapter_layers)) def forward(self, hidden_states, attention_mask): # down project hidden_states if...
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class SeamlessM4TScaledWordEmbedding(nn.Embedding): """ This module overrides nn.Embeddings' forward by multiplying with embeddings scale. """ def __init__(self, num_embeddings: int, embedding_dim: int, padding_idx: int, embed_scale: Optional[float] = 1.0): super().__init__(num_embeddings, embe...
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class SeamlessM4TSinusoidalPositionalEmbedding(nn.Module): """This module produces sinusoidal positional embeddings of any length.""" def __init__(self, num_positions: int, embedding_dim: int, padding_idx: Optional[int] = None): super().__init__() self.offset = 2 self.embedding_dim = em...
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class SeamlessM4TAttention(nn.Module): """Multi-headed attention from 'Attention Is All You Need' paper""" # Copied from transformers.models.bart.modeling_bart.BartAttention.__init__ with Bart->SeamlessM4T def __init__( self, embed_dim: int, num_heads: int, dropout: float = ...
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class SeamlessM4TFeedForwardNetwork(nn.Module): def __init__(self, config: SeamlessM4TConfig, ffn_dim: int): super().__init__() self.fc1 = nn.Linear(config.hidden_size, ffn_dim) self.fc2 = nn.Linear(ffn_dim, config.hidden_size) self.dropout = nn.Dropout(config.activation_dropout) ...
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class SeamlessM4TEncoderLayer(nn.Module): def __init__(self, config: SeamlessM4TConfig, encoder_ffn_dim=None, encoder_attention_heads=None): super().__init__() encoder_ffn_dim = config.encoder_ffn_dim if encoder_ffn_dim is None else encoder_ffn_dim encoder_attention_heads = ( con...
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class SeamlessM4TDecoderLayer(nn.Module): def __init__(self, config: SeamlessM4TConfig, decoder_ffn_dim=None, decoder_attention_heads=None): super().__init__() decoder_ffn_dim = config.decoder_ffn_dim if decoder_ffn_dim is None else decoder_ffn_dim decoder_attention_heads = ( con...
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class SeamlessM4TPreTrainedModel(PreTrainedModel): """ An abstract class to handle weights initialization and a simple interface for downloading and loading pretrained models. """ config_class = SeamlessM4TConfig base_model_prefix = "seamless_m4t" supports_gradient_checkpointing = True ...
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class SeamlessM4TSpeechEncoder(SeamlessM4TPreTrainedModel): main_input_name = "input_features" def __init__(self, config: SeamlessM4TConfig): super().__init__(config) self.feature_projection = SeamlessM4TConformerFeatureProjection(config) self.encoder = SeamlessM4TConformerEncoder(conf...
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class SeamlessM4TEncoder(SeamlessM4TPreTrainedModel): def __init__( self, config: SeamlessM4TConfig, embed_tokens: Optional[nn.Embedding] = None, is_t2u_encoder: bool = False, ): super().__init__(config) self.dropout = config.dropout self.layerdrop = conf...
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class SeamlessM4TDecoder(SeamlessM4TPreTrainedModel): def __init__( self, config: SeamlessM4TConfig, embed_tokens: Optional[nn.Embedding] = None, ): super().__init__(config) self.dropout = config.dropout self.layerdrop = config.decoder_layerdrop self.paddi...
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class SeamlessM4TTextToUnitModel(SeamlessM4TPreTrainedModel): def __init__( self, config: SeamlessM4TConfig, embed_tokens_decoder: Optional[nn.Embedding] = None, ): super().__init__(config) self.encoder = SeamlessM4TEncoder(config, is_t2u_encoder=True) self.decod...
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class SeamlessM4TTextToUnitForConditionalGeneration(SeamlessM4TPreTrainedModel, GenerationMixin): _keys_to_ignore_on_load_missing = [ "vocoder", "speech_encoder", "text_encoder", "text_decoder", ] _tied_weights_keys = ["decoder.embed_tokens.weight", "lm_head.weight"] def...
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class HifiGanResidualBlock(nn.Module): def __init__(self, channels, kernel_size=3, dilation=(1, 3, 5), leaky_relu_slope=0.1): super().__init__() self.leaky_relu_slope = leaky_relu_slope self.convs1 = nn.ModuleList( [ nn.Conv1d( channels, ...
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class SeamlessM4TVariancePredictor(nn.Module): def __init__(self, config): super().__init__() embed_dim = config.unit_embed_dim kernel_size = config.variance_predictor_kernel_size var_pred_dropout = config.var_pred_dropout self.conv1 = nn.Conv1d( embed_dim, ...
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class SeamlessM4THifiGan(nn.Module): def __init__(self, config: SeamlessM4TConfig): super().__init__() model_in_dim = config.unit_embed_dim + config.lang_embed_dim + config.spkr_embed_dim self.leaky_relu_slope = config.leaky_relu_slope self.num_kernels = len(config.resblock_kernel_si...
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class SeamlessM4TCodeHifiGan(PreTrainedModel): config_class = SeamlessM4TConfig main_input_name = "input_embeds" _no_split_modules = [] def __init__(self, config): super().__init__(config) self.pad_token_id = config.t2u_pad_token_id self.dur_predictor = SeamlessM4TVariancePredi...
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class SeamlessM4TForTextToText(SeamlessM4TPreTrainedModel, GenerationMixin): _keys_to_ignore_on_load_missing = ["speech_encoder", "t2u_model", "vocoder"] main_input_name = "input_ids" _tied_weights_keys = [ "lm_head.weight", "text_encoder.embed_tokens.weight", "text_decoder.embed_to...
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class SeamlessM4TForSpeechToText(SeamlessM4TPreTrainedModel): _keys_to_ignore_on_load_missing = ["text_decoder", "t2u_model", "vocoder"] main_input_name = "input_features" _tied_weights_keys = [ "lm_head.weight", "text_decoder.embed_tokens.weight", ] def __init__(self, config: Seam...
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class SeamlessM4TForTextToSpeech(SeamlessM4TPreTrainedModel): _keys_to_ignore_on_load_missing = ["speech_encoder"] main_input_name = "input_ids" _tied_weights_keys = [ "lm_head.weight", "text_encoder.embed_tokens.weight", "text_decoder.embed_tokens.weight", ] def __init__(s...
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class SeamlessM4TForSpeechToSpeech(SeamlessM4TPreTrainedModel): _keys_to_ignore_on_load_missing = ["text_encoder"] main_input_name = "input_features" _tied_weights_keys = [ "lm_head.weight", "text_decoder.embed_tokens.weight", ] def __init__(self, config): super().__init__(...
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class SeamlessM4TModel(SeamlessM4TPreTrainedModel): _tied_weights_keys = [ "lm_head.weight", "text_encoder.embed_tokens.weight", "text_decoder.embed_tokens.weight", ] def __init__(self, config, current_modality="text"): super().__init__(config) self.shared = nn.Embe...
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class SeamlessM4TTokenizer(PreTrainedTokenizer): """ Construct a SeamlessM4T tokenizer. Adapted from [`RobertaTokenizer`] and [`XLNetTokenizer`]. Based on [SentencePiece](https://github.com/google/sentencepiece). The tokenization method is `<language code> <tokens> <eos>` for source language docum...
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class SeamlessM4TProcessor(ProcessorMixin): r""" Constructs a SeamlessM4T processor which wraps a SeamlessM4T feature extractor and a SeamlessM4T tokenizer into a single processor. [`SeamlessM4TProcessor`] offers all the functionalities of [`SeamlessM4TFeatureExtractor`] and [`SeamlessM4TTokenizerF...
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class SeamlessM4TFeatureExtractor(SequenceFeatureExtractor): r""" Constructs a SeamlessM4T feature extractor. This feature extractor inherits from [`SequenceFeatureExtractor`] which contains most of the main methods. Users should refer to this superclass for more information regarding those methods. ...
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class SeamlessM4TTokenizerFast(PreTrainedTokenizerFast): """ Construct a "fast" SeamlessM4T tokenizer (backed by HuggingFace's *tokenizers* library). Based on [BPE](https://huggingface.co/docs/tokenizers/python/latest/components.html?highlight=BPE#models). This tokenizer inherits from [`PreTrainedToken...
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class SeamlessM4TConfig(PretrainedConfig): r""" This is the configuration class to store the configuration of a [`~SeamlessM4TModel`]. It is used to instantiate an SeamlessM4T model according to the specified arguments, defining the model architecture. Instantiating a configuration with the defaults wil...
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class BasicTokenizer: """ Constructs a BasicTokenizer that will run basic tokenization (punctuation splitting, lower casing, etc.). Args: do_lower_case (`bool`, *optional*, defaults to `True`): Whether or not to lowercase the input when tokenizing. never_split (`Iterable`, *opti...
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class HerbertTokenizer(PreTrainedTokenizer): """ Construct a BPE tokenizer for HerBERT. Peculiarities: - uses BERT's pre-tokenizer: BaseTokenizer splits tokens on spaces, and also on punctuation. Each occurrence of a punctuation character will be treated separately. - Such pretokenized inpu...
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class HerbertTokenizerFast(PreTrainedTokenizerFast): """ Construct a "Fast" BPE tokenizer for HerBERT (backed by HuggingFace's *tokenizers* library). Peculiarities: - uses BERT's pre-tokenizer: BertPreTokenizer splits tokens on spaces, and also on punctuation. Each occurrence of a punctuation ch...
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class UMT5Config(PretrainedConfig): r""" This is the configuration class to store the configuration of a [`UMT5Model`]. It is used to instantiate a UMT5 model according to the specified arguments, defining the model architecture. Instantiating a configuration with the defaults will yield a similar confi...
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class UMT5OnnxConfig(OnnxSeq2SeqConfigWithPast): @property # Copied from transformers.models.t5.configuration_t5.T5OnnxConfig.inputs def inputs(self) -> Mapping[str, Mapping[int, str]]: common_inputs = { "input_ids": {0: "batch", 1: "encoder_sequence"}, "attention_mask": {0: ...
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class UMT5LayerNorm(nn.Module): def __init__(self, hidden_size, eps=1e-6): """ Construct a layernorm module in the UMT5 style. No bias and no subtraction of mean. """ super().__init__() self.weight = nn.Parameter(torch.ones(hidden_size)) self.variance_epsilon = eps ...
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class UMT5DenseActDense(nn.Module): def __init__(self, config: UMT5Config): super().__init__() self.wi = nn.Linear(config.d_model, config.d_ff, bias=False) self.wo = nn.Linear(config.d_ff, config.d_model, bias=False) self.dropout = nn.Dropout(config.dropout_rate) self.act = A...
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class UMT5DenseGatedActDense(nn.Module): def __init__(self, config: UMT5Config): super().__init__() self.wi_0 = nn.Linear(config.d_model, config.d_ff, bias=False) self.wi_1 = nn.Linear(config.d_model, config.d_ff, bias=False) self.wo = nn.Linear(config.d_ff, config.d_model, bias=Fals...
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class UMT5LayerFF(nn.Module): def __init__(self, config: UMT5Config): super().__init__() if config.is_gated_act: self.DenseReluDense = UMT5DenseGatedActDense(config) else: self.DenseReluDense = UMT5DenseActDense(config) self.layer_norm = UMT5LayerNorm(config....
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class UMT5Attention(nn.Module): """ T5's attention using relative_attention_bias. """ def __init__(self, config, has_relative_attention_bias=False, layer_idx: Optional[int] = None): super().__init__() self.is_decoder = config.is_decoder self.has_relative_attention_bias = has_rel...
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class UMT5LayerSelfAttention(nn.Module): def __init__(self, config, layer_idx: Optional[int] = None): super().__init__() self.SelfAttention = UMT5Attention(config, has_relative_attention_bias=True, layer_idx=layer_idx) self.layer_norm = UMT5LayerNorm(config.d_model, eps=config.layer_norm_eps...
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class UMT5LayerCrossAttention(nn.Module): def __init__(self, config, layer_idx: Optional[int] = None): super().__init__() self.EncDecAttention = UMT5Attention(config, has_relative_attention_bias=False, layer_idx=layer_idx) self.layer_norm = UMT5LayerNorm(config.d_model, eps=config.layer_norm...
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class UMT5Block(nn.Module): def __init__(self, config, layer_idx: Optional[int] = None): super().__init__() self.is_decoder = config.is_decoder self.layer = nn.ModuleList() self.layer.append(UMT5LayerSelfAttention(config, layer_idx=layer_idx)) if self.is_decoder: ...
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class UMT5ClassificationHead(nn.Module): """Head for sentence-level classification tasks.""" def __init__(self, config: UMT5Config): super().__init__() self.dense = nn.Linear(config.d_model, config.d_model) self.dropout = nn.Dropout(p=config.classifier_dropout) self.out_proj = n...
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class UMT5PreTrainedModel(PreTrainedModel): """ An abstract class to handle weights initialization and a simple interface for downloading and loading pretrained models. """ config_class = UMT5Config base_model_prefix = "transformer" supports_gradient_checkpointing = True _supports_cache...
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class UMT5Stack(UMT5PreTrainedModel): def __init__(self, config, embed_tokens=None): super().__init__(config) self.embed_tokens = embed_tokens self.is_decoder = config.is_decoder self.block = nn.ModuleList([UMT5Block(config, layer_idx=i) for i in range(config.num_layers)]) se...
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class UMT5Model(UMT5PreTrainedModel): r""" Examples: ```python >>> from transformers import UMT5Model, AutoTokenizer >>> model = UMT5Model.from_pretrained("google/umt5-small") >>> tokenizer = AutoTokenizer.from_pretrained("google/umt5-small") >>> noisy_text = "UN Offizier sagt, dass weiter...
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class UMT5ForConditionalGeneration(UMT5PreTrainedModel, GenerationMixin): r""" Examples: ```python >>> from transformers import UMT5ForConditionalGeneration, AutoTokenizer >>> model = UMT5ForConditionalGeneration.from_pretrained("google/umt5-small") >>> tokenizer = AutoTokenizer.from_pretraine...
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class UMT5EncoderModel(UMT5PreTrainedModel): r""" Examples: ```python >>> from transformers import UMT5EncoderModel, AutoTokenizer >>> model = UMT5EncoderModel.from_pretrained("google/umt5-small") >>> tokenizer = AutoTokenizer.from_pretrained("google/umt5-small") >>> article = "UN Offizier...
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class UMT5ForSequenceClassification(UMT5PreTrainedModel): _keys_to_ignore_on_load_unexpected = ["decoder.block.0.layer.1.EncDecAttention.relative_attention_bias.weight"] _tied_weights_keys = ["encoder.embed_tokens.weight", "decoder.embed_tokens.weight"] # Copied from transformers.models.t5.modeling_t5.T5Fo...
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class UMT5ForTokenClassification(UMT5PreTrainedModel): _keys_to_ignore_on_load_unexpected = ["decoder.block.0.layer.1.EncDecAttention.relative_attention_bias.weight"] _tied_weights_keys = ["transformer.encoder.embed_tokens.weight"] # Copied from transformers.models.t5.modeling_t5.T5ForTokenClassification._...
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class UMT5ForQuestionAnswering(UMT5PreTrainedModel): _tied_weights_keys = ["encoder.embed_tokens.weight", "decoder.embed_tokens.weight"] def __init__(self, config): super().__init__(config) self.model_dim = config.d_model self.shared = nn.Embedding(config.vocab_size, config.d_model) ...
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class Cohere2RotaryEmbedding(nn.Module): def __init__(self, config: Cohere2Config, device=None): super().__init__() # BC: "rope_type" was originally "type" if hasattr(config, "rope_scaling") and config.rope_scaling is not None: self.rope_type = config.rope_scaling.get("rope_type"...
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class Cohere2LayerNorm(nn.Module): def __init__(self, hidden_size=None, eps=1e-5, bias=False): """The hidden size can be a tuple or an int. The tuple is used for QKNorm to normalize across head_dim""" super().__init__() self.weight = nn.Parameter(torch.ones(hidden_size)) self.varianc...
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class Cohere2Attention(nn.Module): """Multi-headed attention from 'Attention Is All You Need' paper""" def __init__(self, config: Cohere2Config, layer_idx: Optional[int] = None): super().__init__() self.config = config self.layer_idx = layer_idx self.head_dim = getattr(config, "...
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class Cohere2MLP(nn.Module): def __init__(self, config): super().__init__() self.config = config self.hidden_size = config.hidden_size self.intermediate_size = config.intermediate_size self.gate_proj = nn.Linear(self.hidden_size, self.intermediate_size, bias=False) se...
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class Cohere2DecoderLayer(nn.Module): def __init__(self, config: Cohere2Config, layer_idx: int): super().__init__() self.hidden_size = config.hidden_size self.self_attn = Cohere2Attention(config, layer_idx) self.mlp = Cohere2MLP(config) self.input_layernorm = Cohere2LayerNorm...
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class Cohere2PreTrainedModel(PreTrainedModel): config_class = Cohere2Config base_model_prefix = "model" supports_gradient_checkpointing = True _no_split_modules = ["Cohere2DecoderLayer"] _skip_keys_device_placement = ["past_key_values"] _supports_flash_attn_2 = True _supports_sdpa = True ...
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class Cohere2Model(Cohere2PreTrainedModel): """ Transformer decoder consisting of *config.num_hidden_layers* layers. Each layer is a [`Cohere2DecoderLayer`] Args: config: Cohere2Config """ def __init__(self, config: Cohere2Config): super().__init__(config) self.padding_idx =...
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class KwargsForCausalLM(FlashAttentionKwargs, LossKwargs): ...
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class Cohere2ForCausalLM(Cohere2PreTrainedModel, GenerationMixin): _tied_weights_keys = ["lm_head.weight"] _tp_plan = {"lm_head": "colwise_rep"} def __init__(self, config: Cohere2Config): super().__init__(config) self.model = Cohere2Model(config) self.vocab_size = config.vocab_size ...
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class Cohere2Config(PretrainedConfig): r""" This is the configuration class to store the configuration of a [`CohereModel`]. It is used to instantiate an Cohere model according to the specified arguments, defining the model architecture. Configuration objects inherit from [`PretrainedConfig`] and can b...
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class Cohere2RotaryEmbedding(CohereRotaryEmbedding): pass
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class Cohere2LayerNorm(CohereLayerNorm): pass
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class Cohere2Attention(CohereAttention, nn.Module): """Multi-headed attention from 'Attention Is All You Need' paper""" def __init__(self, config: Cohere2Config, layer_idx: Optional[int] = None): nn.Module.__init__() self.config = config self.layer_idx = layer_idx self.head_dim ...
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class Cohere2DecoderLayer(CohereDecoderLayer): def __init__(self, config: Cohere2Config, layer_idx: int): super().__init__(config, layer_idx) self.self_attn = Cohere2Attention(config, layer_idx) self.config = config self.is_sliding = (layer_idx + 1) % self.config.sliding_window_patte...
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class Cohere2PreTrainedModel(CoherePreTrainedModel): config_class = Cohere2Config
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class Cohere2Model(Gemma2Model): """ Transformer decoder consisting of *config.num_hidden_layers* layers. Each layer is a [`Cohere2DecoderLayer`] Args: config: Cohere2Config """ def __init__(self, config: Cohere2Config): super().__init__(config) self.norm = Cohere2LayerNorm(...
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