code: def _isin_dispatcher(
      element, test_elements, assume_unique=None, invert=None
  ):
      return (element, test_elements)
  
imports: from __future__ import division, absolute_import, print_function
  import functools
  import numpy
  from numpy.core import overrides
label_desc: Use image node_id 13 for calling a global function with example usage: _isin_dispatcher(element, test_elements, assume_unique, invert) and returns: element,  test_elements