class_docstr: Transformation that simulate ocr error by random values.
class_docstr_tok: ["Transformation","that","simulate","ocr","error","by","random","values","."]
code: def get_rules(cls):
      return OcrRules()
  
file_path: textflint/textflint/generation/transformation/UT/ocr.py
imports: import random
  from ...transformation import WordSubstitute
label_desc: Use image node_id 5 for calling the Ocr obj's underlying member method code with example usage: obj.get_rules(cls) and returns: OcrRules