class_docstr: PEP 302 Loader that wraps Python's "classic" import algorithm
      
code: def _get_delegate(self):
      finder = ImpImporter(self.filename)
      spec = _get_spec(finder, "__init__")
      return spec.loader
  
imports: from collections import namedtuple
  from functools import singledispatch
  import importlib
  import importlib.util
  import importlib.machinery
  import os
  import os.path
  import sys
  from types import ModuleType
  import warnings
label_desc: Use image node_id 9 for calling the ImpLoader obj's underlying member method code with example usage: obj._get_delegate() and returns: spec