class_docstr: Convert between text-label and text-index 
class_docstr_tok: ["Convert","between","text-label","and","text-index"]
code: def __init__(
      self,
      config,
      # character_dict_path=None,
      # character_type='ch',
      # use_space_char=False,
      **kwargs,
  ):
      super(CTCLabelDecode, self).__init__(config)
  
imports: import cv2
  import copy
  import numpy
  import math
  import re
  import sys
  import argparse
  import string
  from copy import deepcopy
label_desc: Use image node_id 1 to create a new CTCLabelDecode object from inherited base classes: BaseRecLabelDecode with example: obj = CTCLabelDecode(config)