code: def is_subtype_of(self, other):
      return self == other
  
imports: import dataclasses
  import itertools
  import timeit
  from typing import Any, Optional
  from tensorflow.core.function import trace_type
  from tensorflow.core.function.polymorphism import function_cache
  from tensorflow.core.function.polymorphism import function_type
  from tensorflow.python.ops import array_ops
  from tensorflow.python.platform import test
  from tensorflow.python.types import trace
label_desc: Use image node_id 2 for calling the MockGenericType obj's underlying member method code with example usage: obj.is_subtype_of(other) and returns: unknown