code: def _nancumsum_dispatcher(a, axis=None, dtype=None, out=None):
      return (a, out)
  
imports: from __future__ import division, absolute_import, print_function
  import functools
  import warnings
  import numpy
  from numpy.lib import function_base
  from numpy.core import overrides
label_desc: Use image node_id 17 for calling a global function with example usage: _nancumsum_dispatcher(a, axis, dtype, out) and returns: a,  out