yield makes generators

app.py

@@ -8,7 +8,6 @@ api_key = os.getenv("OPENAI_APIKEY")
 
 
 def chat(message, history):
-
     history_openai_format = []
     for human, assistant in history:
         history_openai_format.append({"role": "user", "content": human })
@@ -17,6 +16,8 @@ def chat(message, history):
     history_openai_format.append({"role": "user", "content": message['text']})
   
     return f"{history}\n----\n{message}\n----\n{history_openai_format}"
+
+def comment():
     response = client.chat.completions.create(
         model='gpt-3.5-turbo',
         messages= history_openai_format,