| import os |
|
|
| os.environ['CUDA_VISIBLE_DEVICES'] = '0' |
|
|
| kwargs = { |
| 'per_device_train_batch_size': 4, |
| 'save_steps': 5, |
| 'gradient_accumulation_steps': 4, |
| 'num_train_epochs': 1, |
| } |
|
|
|
|
| def test_embedding(): |
| from swift import SftArguments, sft_main |
| result = sft_main( |
| SftArguments( |
| model='Qwen/Qwen3-Embedding-0.6B', |
| task_type='embedding', |
| dataset=['sentence-transformers/stsb:positive'], |
| split_dataset_ratio=0.01, |
| load_from_cache_file=False, |
| loss_type='infonce', |
| attn_impl='flash_attn', |
| max_length=2048, |
| **kwargs, |
| )) |
| last_model_checkpoint = result['last_model_checkpoint'] |
| print(f'last_model_checkpoint: {last_model_checkpoint}') |
|
|
|
|
| def test_reranker(): |
| from swift import SftArguments, sft_main |
| result = sft_main( |
| SftArguments( |
| model='Qwen/Qwen3-Reranker-4B', |
| tuner_type='lora', |
| load_from_cache_file=True, |
| task_type='generative_reranker', |
| dataset=['MTEB/scidocs-reranking#10000'], |
| split_dataset_ratio=0.05, |
| loss_type='pointwise_reranker', |
| dataloader_drop_last=True, |
| eval_strategy='steps', |
| eval_steps=10, |
| max_length=4096, |
| attn_impl='flash_attn', |
| num_train_epochs=1, |
| save_steps=200, |
| per_device_train_batch_size=2, |
| per_device_eval_batch_size=2, |
| gradient_accumulation_steps=8, |
| dataset_num_proc=2, |
| )) |
| last_model_checkpoint = result['last_model_checkpoint'] |
| print(f'last_model_checkpoint: {last_model_checkpoint}') |
|
|
|
|
| def test_reranker2(): |
| from swift import SftArguments, sft_main |
| result = sft_main( |
| SftArguments( |
| model='Qwen/Qwen2.5-VL-3B-Instruct', |
| tuner_type='lora', |
| load_from_cache_file=True, |
| task_type='reranker', |
| dataset=['MTEB/scidocs-reranking'], |
| split_dataset_ratio=0.05, |
| loss_type='listwise_reranker', |
| dataloader_drop_last=True, |
| eval_strategy='steps', |
| eval_steps=10, |
| max_length=4096, |
| attn_impl='flash_attn', |
| padding_side='right', |
| num_train_epochs=1, |
| save_steps=200, |
| per_device_train_batch_size=2, |
| per_device_eval_batch_size=2, |
| gradient_accumulation_steps=8, |
| dataset_num_proc=1, |
| )) |
| last_model_checkpoint = result['last_model_checkpoint'] |
| print(f'last_model_checkpoint: {last_model_checkpoint}') |
|
|
|
|
| if __name__ == '__main__': |
| |
| test_reranker() |
|
|
