Update app.py

app.py

@@ -7,6 +7,7 @@ def extract_apk_info(apk_file):
     if apk_file is None:
         return "No file uploaded. Please upload an APK file."
     
+    temp_apk_path = None
     try:
         # Create a temporary file
         with tempfile.NamedTemporaryFile(delete=False, suffix=".apk") as temp_apk:
@@ -46,7 +47,7 @@ def extract_apk_info(apk_file):
         return f"Error analyzing APK: {str(e)}"
     finally:
         # Clean up the temporary file
-        if os.path.exists(temp_apk_path):
+        if temp_apk_path and os.path.exists(temp_apk_path):
             os.unlink(temp_apk_path)
 
 # Create Gradio interface