Update app.py

app.py

@@ -1,4 +1,3 @@
-
 import os
 import openai
 import gradio as gr
@@ -6,9 +5,12 @@ from dotenv import load_dotenv
 
 # Load API key from .env file
 load_dotenv()
-api_key = os.getenv("openai")
+api_key = os.getenv("OPENAI_API_KEY")
+
+if not api_key:
+    raise ValueError("API Key not found! Ensure you have added OPENAI_API_KEY in your .env file.")
 
-# Set up OpenAI client
+# Set up OpenAI API Key
 openai.api_key = api_key
 
 # Define chatbot function
@@ -18,7 +20,7 @@ def python_tutor_bot(user_input):
 
     # Create a completion request
     response = openai.ChatCompletion.create(
-        model="gpt-40-mini",
+        model="gpt-4o-mini",
         messages=[
             {
                 "role": "system",
@@ -62,19 +64,16 @@ def python_tutor_bot(user_input):
     # Return chatbot response
     return response["choices"][0]["message"]["content"]
 
-# Create Gradio chat interface
+# Create Gradio chat interface with Submit Button
 chatbot_ui = gr.Interface(
     fn=python_tutor_bot,
     inputs=gr.Textbox(lines=3, placeholder="Ask me anything about Python..."),
     outputs=gr.Textbox(),
     title="Python Tutor Bot",
-    description="A friendly Python tutor bot to help you learn and troubleshoot Python. Ask any question!",
-    live=True
+    description="A friendly Python tutor bot to help you learn and troubleshoot Python. Ask any question!"
+ 
 )
 
 # Launch Gradio UI
-#chatbot_ui.launch(share=True)
-
-
 if __name__ == "__main__":
     chatbot_ui.launch(share=True)