fixnig imported models_loaded as a value at the top of the gradio file

app.py

@@ -6,6 +6,8 @@ sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
 from api.predict import predict_review, models_loaded
 
 def analyze_review(reviewText):
+    from api.predict import models_loaded
+    
     if not reviewText or len(reviewText.strip()) == 0:
         return "error: please enter some text"