class_docstr: Swap entities which shorter than threshold to longer ones.
code: def __repr__(self):
      return self.swap_type
  
file_path: textflint/textflint/generation/transformation/NER/swap_ent.py
imports: import random
  from ....common.settings import LONG_ENTITIES
  from ....common.settings import CROSS_ENTITIES
  from ....common.utils.load import read_cross_entities
  from ....common.settings import NER_OOV_ENTITIES
  from ....common.utils.load import load_oov_entities
  from ....common.utils.install import download_if_needed
  from ....common.utils.load import json_loader
  from ..transformation import Transformation
label_desc: Use image node_id 2 for calling the SwapEnt obj's underlying member method code with example usage: obj.__repr__() and returns: self