Update finetune_moss.py

finetune_moss.py

@@ -1,4 +1,4 @@
-"""Code for moss-moon-003-sft"""
+"""Code for moss-sft"""
 
 import os
 import copy
@@ -7,15 +7,15 @@ import torch
 import logging
 import argparse
 
-from tqdm import tqdm
 import torch.distributed as dist
+
+from tqdm import tqdm
+from accelerate import Accelerator
 from torch.utils.data import Dataset, DataLoader
 from torch.utils.tensorboard import SummaryWriter
-from accelerate import Accelerator, DeepSpeedPlugin
 from transformers import set_seed, get_cosine_schedule_with_warmup
 
-from models.modeling_moss import MossForCausalLM
-from models.tokenization_moss import MossTokenizer
+from transformers import AutoTokenizer, AutoModelForCausalLM
 
 
 logger = logging.getLogger(__name__)
@@ -174,8 +174,10 @@ def train(args):
 
     accelerator.state.deepspeed_plugin.deepspeed_config['train_micro_batch_size_per_gpu'] = args.train_bsz_per_gpu
 
-    tokenizer = MossTokenizer.from_pretrained(args.model_path)
-    model = MossForCausalLM.from_pretrained(args.model_path, use_cache=False)
+    tokenizer = AutoTokenizer.from_pretrained(args.model_name_or_path, trust_remote_code=True)
+    tokenizer.eos_token_id = 106068 # The eos_token_id of base model is 106028. We need map the eos token to <eom> (its token id is 106068)
+
+    model = AutoModelForCausalLM.from_pretrained(args.model_name_or_path, trust_remote_code=True, use_cache=False)
 
     model.transformer.gradient_checkpointing = True
     assert model.transformer.gradient_checkpointing is True
@@ -254,7 +256,7 @@ def train(args):
 
                 val_acc, val_loss = val_metric.get_metric()
 
-                if accelerator.is_main_process:
+                if accelerator.is_local_main_process:
                     writer.add_scalar(f'val_loss', val_loss, global_step=global_step)
                     writer.add_scalar(f'val_acc', val_acc, global_step=global_step)
                     accelerator.print(f"Epoch: {epoch}, Step: {batch_cnt}, Val loss: {val_loss}, Val acc: {val_acc}")
@@ -272,7 +274,7 @@ if __name__ == '__main__':
     parser = argparse.ArgumentParser(description='Args of sft')
 
     # Model Args
-    parser.add_argument('--model_path', default='./ckpts/moss-16B-base', type=str)
+    parser.add_argument('--model_name_or_path', default='./ckpts/moss-16B-base', type=str)
     
     # Data Args
     parser.add_argument('--data_dir', default='./data/sft', type=str)