return error message when request fail

project/main.py

@@ -95,12 +95,14 @@ def chat_post():
             else:
                 messages.append(
                     {"role": "user", "content": chat.request})
-
-        openai_resp = openai.ChatCompletion.create(
-            model=current_app.config['OPENAI_MODEL_NAME'],
-            messages=messages
-        )
-        msg_resp = openai_resp['choices'][0]['message']['content']
+        try:
+            openai_resp = openai.ChatCompletion.create(
+                model=current_app.config['OPENAI_MODEL_NAME'],
+                messages=messages
+            )
+            msg_resp = openai_resp['choices'][0]['message']['content']
+        except:
+            msg_resp = "请求错误，请尝试重发。如果持续错误，请联系管理员检查。"
         if msg_resp:
             response = {"message": msg_resp, "status": "success"}
         else: