Update app.py

app.py

@@ -1,3 +1,4 @@
+# Import necessary libraries
 import os 
 import time
 
@@ -8,10 +9,10 @@ openai.api_key = os.getenv("OPENAI_API_KEY")
 
 import gradio as gr
 
-
+# Create an empty list to store chat messages
 messages = []
 
-
+# Function to add user's text to chat history
 def add_user_text(chat_history, user_text):
     print('user_text_from_typing: ', user_text)
 
@@ -21,36 +22,35 @@ def add_user_text(chat_history, user_text):
     chat_history = chat_history + [(user_text, None)]
     return chat_history, gr.update(value="", interactive=False)
 
-
+# Function for the bot to respond
 def bot_respond(chat_history, openai_gpt_key):
     global messages
 
     if openai_gpt_key is not "":
         openai.api_key = openai_gpt_key
+
+    # Generate response from OpenAI Chat API
     bot_response = openai.ChatCompletion.create(
-            model = 'gpt-3.5-turbo',
-            messages = messages,
+            model='gpt-3.5-turbo',
+            messages=messages,
         )
     bot_text = bot_response["choices"][0]["message"]["content"]
-    print("bot_text: ",bot_text)
+    print("bot_text: ", bot_text)
 
     messages = messages + [{"role":'assistant', 'content': bot_text}]
 
     print(chat_history)
     chat_history[-1][1] = ""
+
+    # Yield the chat history with the bot's response character by character
     for character in bot_text:
         chat_history[-1][1] += character
         time.sleep(0.02)
         yield chat_history
 
-
+# Create a Gradio interface
 with gr.Blocks() as demo:
-    # radio = gr.Radio(
-    #     value='gpt-3.5-turbo',
-    #     choices=['gpt-3.5-turbo','gpt-4'],
-    #     label='Model Options')
-
-    openai_gpt_key = gr.Textbox(label="OpenAI GPT API Key", value="", placeholder="sk..", info = "If Error raised, you have to provide your own GPT keys for this app to function properly",)
+    openai_gpt_key = gr.Textbox(label="OpenAI GPT API Key", value="", placeholder="sk..", info="If an error is raised, you need to provide your own GPT keys for this app to function properly")
     clear_btn = gr.Button("Clear for Restart")
     chat_history = gr.Chatbot([], elem_id="chat_history").style(height=500)
 
@@ -59,7 +59,8 @@ with gr.Blocks() as demo:
             show_label=False,
             placeholder="Enter text and press enter",
         ).style(container=False)
-        
+
+    # Handle user input and bot response
     user_text.submit(
         add_user_text, [chat_history, user_text], [chat_history, user_text], queue=False).then(
             bot_respond, [chat_history, openai_gpt_key], chat_history).then(
@@ -67,7 +68,6 @@ with gr.Blocks() as demo:
 
     clear_btn.click(lambda: None, None, chat_history, queue=False)
 
-
 if __name__ == "__main__":
     demo.queue()
     demo.launch()