Update app.py

app.py

@@ -239,25 +239,24 @@ def create_app():
 # Spaces will automatically detect Gradio and run this
 # The demo variable must be exposed at module level for Spaces to detect it
 
-# Initialize demo to None first
-demo = None
+# Create demo object for Hugging Face Spaces
+# Spaces will automatically detect and launch the demo object
+# We use a simple approach: create demo directly at module level
 
-# Only initialize once (prevent duplicate initialization)
-if demo is None:
-    try:
-        print("🔄 Starting app initialization...")
-        demo = create_app()
-        print("✅ App created successfully!")
-        print(f"✅ Demo type: {type(demo)}")
-        print(f"✅ Demo object: {demo}")
+try:
+    print("🔄 Starting app initialization...")
+    demo = create_app()
+    print("✅ App created successfully!")
+    print(f"✅ Demo type: {type(demo)}")
+    print(f"✅ Demo object: {demo}")
+    
+    # Verify demo is a valid Gradio Blocks object
+    if demo is None:
+        raise ValueError("Demo object is None after creation")
+    if not hasattr(demo, 'launch'):
+        raise ValueError("Demo object does not have launch method")
         
-        # Verify demo is a valid Gradio Blocks object
-        if demo is None:
-            raise ValueError("Demo object is None after creation")
-        if not hasattr(demo, 'launch'):
-            raise ValueError("Demo object does not have launch method")
-            
-    except Exception as e:
+except Exception as e:
         print(f"❌ Fatal error creating app: {e}")
         import traceback
         traceback.print_exc()
@@ -290,8 +289,8 @@ if demo is None:
             description="An error occurred. Please check the logs."
         )
 
-# Final verification
-if demo is None:
+# Ensure demo is always defined (fallback if all else fails)
+if 'demo' not in globals() or demo is None:
     import gradio as gr
     demo = gr.Interface(
         fn=lambda: "Application failed to initialize. Please check the logs.",