class_docstr: Convert between text-label and text-index 
class_docstr_tok: ["Convert","between","text-label","and","text-index"]
code: def __init__(
      self, character_dict_path=None, use_space_char=False, **kwargs
  ):
      super(CTCLabelDecode, self).__init__(
          character_dict_path, use_space_char
      )
  
imports: import numpy
  import paddle
  from paddle.nn import functional
  import re
  from shapely.geometry import Polygon
  import cv2
  import copy
label_desc: Use image node_id 1 to create a new CTCLabelDecode object from inherited base classes: BaseRecLabelDecode with example: obj = CTCLabelDecode(character_dict_path, use_space_char)