Fixes

app.py

@@ -96,7 +96,7 @@ def load_model(model_name,model_class,load_model_name):
         ret_model.init_model(load_model_name)
         assert(ret_model is not None)
     except Exception as e:
-        st.error("Unable to load model:" + model_name + " " + load_model_name + " " +  str(e))
+        st.error(f"Unable to load model class: {model_name} load_model_name: {load_model_name}   {str(e)}")
         pass
     return ret_model