Update inference.py

inference.py

@@ -52,8 +52,9 @@ def model2annotations(img_dir_list, save_dir, save_json=False, model=None):
             temp_img = Image.open(img_path)
             cropped_img = temp_img.crop(blk.xyxy)
             ocr_text = mocr(cropped_img)
-            blk['text'] = ocr_text
-            blk_dict_list.append(blk.to_dict())
+            blk_idct = blk.to_dict()
+            blk_idct['text'] = ocr_text
+            blk_dict_list.append(blk_idct)
         blk_xyxy = xyxy2yolo(blk_xyxy, im_w, im_h)
         if blk_xyxy is not None:
             cls_list = [1] * len(blk_xyxy)