| --- |
| library_name: transformers |
| pipeline_tag: text-generation |
| inference: true |
| widget: |
| - text: Hello! |
| example_title: Hello world |
| group: Python |
| --- |
| |
| This model is randomly initialized, using the config from [deepseek-ai/DeepSeek-V2-Chat](https://huggingface.co/deepseek-ai/DeepSeek-V2-Chat) but with smaller size. |
| **Note the model is in bfloat16**. |
|
|
| Codes: |
| ```python |
| import transformers |
| import torch |
| import os |
| from huggingface_hub import create_repo, upload_folder |
| import accelerate |
| |
| source_model_id = 'deepseek-ai/DeepSeek-V2-Chat' |
| save_path = '/tmp/yujiepan/deepseek-v2-tiny-random' |
| repo_id = 'yujiepan/deepseek-v2-tiny-random' |
| |
| os.system(f'rm -rf {save_path}') |
| |
| config = transformers.AutoConfig.from_pretrained( |
| source_model_id, |
| trust_remote_code=True, |
| ) |
| config._name_or_path = source_model_id |
| config.hidden_size = 8 |
| config.intermediate_size = 16 |
| config.moe_intermediate_size = 4 |
| config.num_attention_heads = 2 |
| config.num_key_value_heads = 2 |
| config.num_hidden_layers = 2 |
| config.kv_lora_rank = 2 |
| config.q_lora_rank = 2 |
| config.v_head_dim = 2 |
| config.qk_nope_head_dim = 2 |
| config.qk_rope_head_dim = 2 |
| config.torch_dtype = "bfloat16" |
| |
| model = transformers.AutoModelForCausalLM.from_config( |
| config, |
| trust_remote_code=True, |
| ) |
| model.generation_config = transformers.GenerationConfig.from_pretrained(source_model_id) |
| model = model.to(torch.bfloat16) |
| model.save_pretrained(save_path) |
| |
| tokenizer = transformers.AutoTokenizer.from_pretrained( |
| source_model_id, |
| trust_remote_code=True, |
| ) |
| tokenizer.save_pretrained(save_path) |
| |
| print(model.float().generate(torch.tensor([[1, 2, 3]]).long(), max_length=16)) |
| |
| os.system(f'ls -alh {save_path}') |
| # os.system(f'rm -rf {save_path}/model.safetensors') |
| create_repo(repo_id, exist_ok=True) |
| upload_folder(repo_id=repo_id, folder_path=save_path) |
| ``` |