code: def test_good_args(self):
      for num in [None, 1, 2, 0.25, [0.5, 0.5]]:
          _ = augmenter.Augmenter(
              [transforms.substitute_chars, transforms.insert_chars],
              num=num,
          )
      test_tfs = [
          [transforms.substitute_chars],
          [lambda x: x],
          [
              transforms.delete_chars,
              functools.partial(transforms.substitute_chars, num=1),
          ],
      ]
      for tfs in test_tfs:
          _ = augmenter.Augmenter(tfs, num=1)
  
file_path: textacy/tests/augmentation/test_augmenter.py
imports: import functools
  import pytest
  from spacy.tokens import Doc
  from textacy.augmentation import augmenter, transforms
label_desc: Use image node_id 2 for calling the TestAugmenter obj's underlying member method code with example usage: obj.test_good_args() without return types