Update app.py

app.py

@@ -2,12 +2,17 @@ import gradio as gr
 from transformers import pipeline
 import openai
 import os
+from dotenv import load_dotenv
 
-# Get OpenAI API key securely (without fallback to dummy key)
+# Load environment variables from .env file
+load_dotenv()
+
+# Get OpenAI API key
 openai_api_key = os.getenv("OPENAI_API_KEY")
 if not openai_api_key:
     raise ValueError("❌ OPENAI_API_KEY environment variable not set.")
 
+# Initialize OpenAI client
 client = openai.OpenAI(api_key=openai_api_key)
 
 # Load local model for code classification