Update app.py

app.py

@@ -10,39 +10,34 @@ uname = os.getenv('LOGNAME')
 pwd = os.getenv('PASSWORD')
 
 client = OpenAI(api_key = key)
-history = []
-dialog = "Transcript:"
 
 def clear():
-    global history
-    global dialog
-    history=[]
-    dialog = "Transcript:"
-    return [None, None]
+    return [None, [], None]
 
-def chat(prompt, user_window, pwd_window):
-    global history
-    global dialog
+def chat(prompt, user_window, pwd_window, past, response):
     if user_window==uname and pwd_window==pwd:
-        history.append({"role":"user", "content":prompt})
+        past.append({"role":"user", "content":prompt})
         completion = client.chat.completions.create(model="gpt-4o-mini",
-                                            messages=history)
-        dialog += "\n\nYOU: " + prompt + "\nGPT: " + completion.choices[0].message.content
-        result = dialog
-        history.append(({"role":"assistant", "content":result}))
+                                            messages=past)
+        reply = completion.choices[0].message.content
+        response += "\n\nYOU: " + prompt + "\nGPT: " + reply
+        past.append({"role":"assistant", "content": reply})
+        return [past, response]
     else:
-        result = "User name and/or password are incorrect"
-    return result
+        return [[], "User name and/or password are incorrect"]
 
 with gr.Blocks() as demo:
+    history = gr.State([])
+    dialog = gr.State()
     heading = gr.Label(value="GPT Chat", scale=2, color="Crimson" )
     user_window = gr.Textbox(label = "User Name")
     pwd_window = gr.Textbox(label = "Password")
     clear_button = gr.Button(value="Clear")
     prompt_window = gr.Textbox(label = "Prompt")
     submit_window = gr.Button(value="Submit")
-    output_window = gr.Textbox(label = "Response")
-    submit_window.click(chat, inputs=[prompt_window, user_window, pwd_window], outputs=output_window)
-    clear_button.click(clear, inputs=[], outputs=[prompt_window, output_window])
+    output_window = gr.Textbox(label = "Dialog")
+    submit_window.click(chat, inputs=[prompt_window, user_window, pwd_window, history, output_window],
+                         outputs=[history, output_window])
+    clear_button.click(clear, inputs=[], outputs=[prompt_window, history, output_window])
     
 demo.launch()