Merge pull request #391 from alibaba-damo-academy/dev_wjm3

fix model save bug

funasr/train/trainer.py

@@ -582,10 +582,16 @@ class Trainer:
                 if num_batch_updates % batch_interval == 0:
                     if options.use_pai and options.oss_bucket is not None:
                         buffer = BytesIO()
-                        torch.save(model.state_dict(), buffer)
+                        if hasattr(model, "module"):
+                            torch.save(model.module.state_dict(), buffer)
+                        else:
+                            torch.save(model.state_dict(), buffer)
                         options.oss_bucket.put_object(os.path.join(output_dir, f"{num_batch_updates}step.pb"), buffer.getvalue())
                     else:
-                        torch.save(model.state_dict(), os.path.join(output_dir, f"{num_batch_updates}step.pb"))
+                        if hasattr(model, "module"):
+                            torch.save(model.module.state_dict(), os.path.join(output_dir, f"{num_batch_updates}step.pb"))
+                        else:
+                            torch.save(model.state_dict(), os.path.join(output_dir, f"{num_batch_updates}step.pb"))
 
             if distributed:
                 torch.distributed.all_reduce(iterator_stop, ReduceOp.SUM)