modify shell for check

examples/images/dreambooth/train_dreambooth_colossalai.py

@@ -198,6 +198,7 @@ def parse_args(input_args=None):
     parser.add_argument("--max_grad_norm", default=1.0, type=float, help="Max gradient norm.")
     parser.add_argument("--push_to_hub", action="store_true", help="Whether or not to push the model to the Hub.")
     parser.add_argument("--hub_token", type=str, default=None, help="The token to use to push to the Model Hub.")
+    parser.add_argument("--test_run", default=False, help="Whether to use a smaller dataset for test run.")
     parser.add_argument(
         "--hub_model_id",
         type=str,
@@ -267,6 +268,7 @@ class DreamBoothDataset(Dataset):
         class_prompt=None,
         size=512,
         center_crop=False,
+        test=False,
     ):
         self.size = size
         self.center_crop = center_crop
@@ -277,6 +279,8 @@ class DreamBoothDataset(Dataset):
             raise ValueError("Instance images root doesn't exists.")
 
         self.instance_images_path = list(Path(instance_data_root).iterdir())
+        if test:
+            self.instance_images_path = self.instance_images_path[:10]
         self.num_instance_images = len(self.instance_images_path)
         self.instance_prompt = instance_prompt
         self._length = self.num_instance_images
@@ -509,6 +513,7 @@ def main(args):
         tokenizer=tokenizer,
         size=args.resolution,
         center_crop=args.center_crop,
+        test=args.test_run
     )
 
     def collate_fn(examples):