Update main.py

main.py

@@ -93,7 +93,7 @@ async def chat_profile():
     ]
 @cl.on_chat_start
 async def start():
-    os.environ["TOKENIZERS_PARALLELISM"] = "false"
+    os.environ["TOKENIZERS_PARALLELISM"] = environ["TOKENIZERS_PARALLELISM"]
     chat_profile = cl.user_session.get("chat_profile")
     chatProfile = chat_profile.split(' - ')