Update app.py

app.py

@@ -71,11 +71,9 @@ async def greet(product,description):
     ]
     response = client.chat.completions.create(model=guard_llm, messages=messages, temperature=0)
     if response.choices[0].message.content != "not moderated":
-        a_list = "Sorry can't proceed for generate marketing email!. Your content needs to be moderated first.".split()
-        s = " "
+        a_list = ["Sorry can't proceed for generate marketing email!. Your content needs to be moderated first."]
         for i in a_list:
-            s = s + i
-            yield s
+            yield i
     else:
         output = llm.create_chat_completion(
         messages=[