code: def set_default_unit_gain_value(value):
      """
      Sets globally default unit-gain flag value.
      """
      cntk_py.set_default_unit_gain_value(value)
  
imports: from enum import Enum, unique
  import warnings
  import numpy
  import cntk.internal.utils
  from ..None import cntk_py, NDArrayView, asarray
  from cntk.internal import typemap
  from ..internal.swig_helper import map_if_possible
label_desc: Use image node_id 2 for calling a global function with example usage: set_default_unit_gain_value(value) without return types