fix vis error

ppstructure/table/predict_structure.py

@@ -148,7 +148,7 @@ def main(args):
                                                 bbox_list_str))
 
             if len(bbox_list) > 0 and len(bbox_list[0]) == 4:
-                img = draw_rectangle(image_file, pred_res['cell_bbox'])
+                img = draw_rectangle(image_file, bbox_list)
             else:
                 img = utility.draw_boxes(img, bbox_list)
             img_save_path = os.path.join(args.output,