class_docstr: Packages and modules from tests should not be part of pylib namespace
class_docstr_tok: ["Packages","and","modules","from","tests","should","not","be","part","of","pylib","namespace"]
code: def _get_mock_fs(self):
      return """
             home:
               arcadia:
                 contrib:
                   python:
                     pylib:
                       mod1.py: ""
                       tests:
                         conftest.py: ""
                         ya.make: ""
          """
  
imports: import stat
  import unittest
  import yaml
  from collections import namedtuple
  from unittest.mock import patch
  from parameterized import parameterized
  import __res
label_desc: Use image node_id 1 for calling the TestIgnoreDirectoriesWithYaMakeFile obj's underlying member method code with example usage: obj._get_mock_fs() and returns: str