code: def should_skip_commit():
      if not os.path.exists(SKIP_WHITESPACE_CHECK_FILENAME):
          return False
      with open(
          SKIP_WHITESPACE_CHECK_FILENAME, "r"
      ) as whitespace_check_file:
          whitespace_check_changeset = whitespace_check_file.read()
      return whitespace_check_changeset == parent_commit()
  
imports: from __future__ import absolute_import, print_function, division
  import difflib
  import operator
  import os
  import string
  from subprocess import Popen, PIPE
  import sys
  import tabnanny
  import tokenize
  import reindent
  from six import StringIO
label_desc: Use image node_id 14 for calling a global function with example usage: should_skip_commit() and returns: unknown, False