change to @st .cache_data

app.py

@@ -64,7 +64,7 @@ def plot_for_debugging(rotated_img, one_out, box_score_thresh, crop_ncols, prefi
     print('boxes results are save to file %s' % result_fp)
 
 
-@st.cache(allow_output_mutation=True)
+@st.cache_data
 def get_ocr_model(det_model_name, rec_model_name, det_more_configs):
     det_model_name, det_model_backend = det_model_name
     rec_model_name, rec_model_backend = rec_model_name