Update app.py

app.py

@@ -152,9 +152,9 @@ def create_thread(client):
     
     return thread
 
-def create_message(client, thread, msg, type = "user"):
+def create_message(client, thread, msg):
     message = client.beta.threads.messages.create(
-        role=type,
+        role="user",
         thread_id=thread.id,
         content=msg,
     )
@@ -291,7 +291,7 @@ def chat(message, history, openai_api_key):
     print("\n\n\n[" + message + "]\n\n\n")
 
     if message != "":
-        create_message(client, thread, message, "tool")
+        create_message(client, thread, message)
     
     messages = list_messages(client, thread)