code: def __init__(self, node):
      self.node = node
      self.parent = node.parent
      self._markers = {node.name: True}
  
imports: import inspect
  import warnings
  from collections import namedtuple
  from operator import attrgetter
  import attr
  import six
  from ..compat import ascii_escaped
  from ..compat import ATTRS_EQ_FIELD
  from ..compat import getfslineno
  from ..compat import MappingMixin
  from ..compat import NOTSET
  from _pytest.deprecated import PYTEST_PARAM_UNKNOWN_KWARGS
  from _pytest.outcomes import fail
  from _pytest.warning_types import PytestUnknownMarkWarning
label_desc: Use image node_id 1 to create a new NodeKeywords object from inherited base classes: MappingMixin with example: obj = NodeKeywords(node)