code: def strQ2B(ustring):
      rstring = ""
      for uchar in ustring:
          inside_code = ord(uchar)
          if inside_code == 12288:
              inside_code = 32
          elif inside_code >= 65281 and inside_code <= 65374:
              inside_code -= 65248
          rstring += chr(inside_code)
      return rstring
  
file_path: PaddleOCR/tools/end2end/eval_end2end.py
imports: import os
  import re
  import sys
  import shapely
  from shapely.geometry import Polygon
  import numpy
  from collections import defaultdict
  import operator
  import editdistance
label_desc: Use image node_id 1 for calling a global function with example usage: strQ2B(ustring) and returns: rstring