Update app.py

app.py

@@ -1,4 +1,5 @@
 import os 
+os.system('pip install -v -e .')
 import argparse
 from typing import Dict, List
 from gdino import GroundingDINOAPIWrapper, visualize
@@ -10,6 +11,7 @@ def arg_parse():
     parser.add_argument(
         "--token",
         type=str,
+        default='trex-huggingface-demo',
         help="This token is only for gradio space. Please do not take it away for your own purpose!",
     )
     args = parser.parse_args()