Update app.py

app.py

@@ -191,7 +191,7 @@ def run_gpt_model(prompt: str, api_key: str) -> str:
     response = openai_client.chat.completions.create(
         model="gpt-4o",  # or another model
         prompt=prompt,
-        messages = [system,user]
+        messages = [system,user],
         max_tokens=1500,
         temperature=0.7,
         stream=True,