class_docstr: Transforms an input by replacing its numbers.
code: def skip_aug(self, tokens, mask, **kwargs):
      return self.pre_skip_aug(tokens, mask)
  
file_path: textflint/textflint/generation/transformation/UT/swap_num.py
imports: import random
  from ...transformation import WordSubstitute
label_desc: Use image node_id 4 for calling the SwapNum obj's underlying member method code with example usage: obj.skip_aug(tokens, mask) and returns: self