Update app.py

app.py

@@ -3,9 +3,10 @@ from openai import OpenAI
 import gradio as gr
 
 # Retrieve API key from environment variable
-os.environ['OPENAI_API_KEY'] = 'sk-proj-EDY3jlWEqNq4xkGk0inbT3BlbkFJKbN26l1g02vd16B11Ksb'
 api_key = os.environ.get('sk-proj-EDY3jlWEqNq4xkGk0inbT3BlbkFJKbN26l1g02vd16B11Ksb')
-print(api_key)
+
+if api_key is None:
+    raise ValueError("Please set the environment variable 'OPENAI_API_KEY' with your OpenAI API key.")
 
 client = OpenAI(api_key=api_key)
 
@@ -28,3 +29,4 @@ def predict(message, history):
               yield partial_message
 
 gr.ChatInterface(predict).launch()
+