code: def __instancecheck__(cls, __instance: Any) -> bool:
      return isinstance(__instance, cls._backported_typevarlike)
  
imports: import abc
  import collections
  import collections.abc
  import functools
  import inspect
  import operator
  import sys
  import types
  import typing
  import warnings
label_desc: Use image node_id 1 for calling the _TypeVarLikeMeta obj's underlying member method code with example usage: obj.__instancecheck__(cls, __instance) and returns: isinstance