code: def _python_version():
      """
      Return python version as a tuple of integers
      """
      version = _sys.version.split(" ")[0]
      version = list(map(int, list(version.split("."))))
      return tuple(version)
  
imports: import math
  import numpy
  import os
  import six
  import warnings
  import sys
  from coremltools.proto import Model_pb2
  from coremltools.models._deprecation import deprecated
  from .._deps import _HAS_SKLEARN
label_desc: Use image node_id 26 for calling a global function with example usage: _python_version() and returns: tuple