code: def split_frozen(cls, base=None, **kwargs):
      frozen = specialize_class(cls, "Frozen", base, **kwargs)
      source = specialize_class(cls, "Source", base, **kwargs)
      return frozen, source
  
imports: import builtins
  import contextlib
  import errno
  import functools
  from importlib import machinery, util, invalidate_caches
  import marshal
  import os
  import os.path
  from test.support import import_helper
  from test.support import os_helper
  import unittest
  import sys
  import tempfile
  import types
label_desc: Use image node_id 4 for calling a global function with example usage: split_frozen(cls, base) and returns: frozen,  source