debug error

app.py

@@ -218,12 +218,15 @@ st_color_option = st.sidebar.selectbox('Select colorizer mode',
 # det_nms_thres = st.sidebar.slider("Non-maximum supression IoU", 0.1, 0.9, value=0.4, step=0.1)
 
 # Load models
+print('before loading the model')
 try:
     colorizer = load_model(model_folder, st_color_option)
 except:
     pass
     colorizer = True
     # print('Error while loading the model. Please refresh the page')
+print('after loading the model')
+
 
 if colorizer is not None:
     st_title_message.markdown("**To begin, please upload an image** 👇")