code: def upcast_scalar(dtype, scalar):
      """Determine data type for binary operation between an array of
      type `dtype` and a scalar.
      """
      return (np.array([0], dtype=dtype) * scalar).dtype
  
imports: from __future__ import division, print_function, absolute_import
  import operator
  import warnings
  import numpy
  from scipy._lib._version import NumpyVersion
label_desc: Use image node_id 3 for calling a global function with example usage: upcast_scalar(dtype, scalar) and returns: unknown