Update app.py

app.py

@@ -8,8 +8,7 @@ openai.api_key = os.getenv("mykey2")
 messages = [{"role": "system", "content": "You are a psychologist, author, and media commentator like Jordan B. Peterson"}]
 
 def CustomChatGPT(user_input):
-    messages.append({"role": "user", "content": user})
-    username = gr.Textbox(label="User name for logging", value="user_input")
+    messages.append({"role": "user", "content": user_input})
     response = openai.ChatCompletion.create(
         model = "gpt-3.5-turbo",
         messages = messages
@@ -19,5 +18,5 @@ def CustomChatGPT(user_input):
     return ChatGPT_reply
 
 demo = gr.Interface(fn=CustomChatGPT, inputs = "text", outputs = "text", title = "I am Stephane AI and my name is Cameron")
-
+    username = gr.Textbox(label="User name for logging", value="user_input")
 demo.launch()