class_docstr: Replace word with its synonym.
  
  Example::
  
      先生过奖了 -> 先生过誉了
class_docstr_tok: ["Replace","word","with","its","synonym",".","Example",":",":","\u5148\u751f\u8fc7\u5956\u4e86","-",">","\u5148\u751f\u8fc7\u8a89\u4e86"]
code: def __repr__(self):
      return "SwapSyn"
  
file_path: textflint/textflint/generation/transformation/CWS/swap_syn.py
imports: from ..transformation import Transformation
  from ....common.settings import SYNONYM_PATH
  from ....common.utils.load import plain_lines_loader
  from ....common.utils.install import download_if_needed
  from ....common.utils.list_op import descartes
  import random
label_desc: Use image node_id 2 for calling the SwapSyn obj's underlying member method code with example usage: obj.__repr__() and returns: str