code: def _mappingproxy_reduce(obj):
      return types.MappingProxyType, (dict(obj),)
  
imports: import abc
  import copyreg
  import io
  import itertools
  import logging
  import sys
  import struct
  import types
  import weakref
  import typing
  from enum import Enum
  from collections import ChainMap
  from ._compat import pickle, Pickler
  from ._cloudpickle import _extract_code_globals, _BUILTIN_TYPE_NAMES, DEFAULT_PROTOCOL, _find_imported_submodules, _get_cell_contents, _is_importable, _builtin_type, _get_or_create_tracker_id, _make_skeleton_class, _make_skeleton_enum, _extract_class_dict, dynamic_subimport, subimport, _typevar_reduce, _get_bases, _make_cell, _make_empty_cell, CellType, _is_parametrized_type_hint, PYPY, cell_set, parametrized_type_hint_getinitargs, _create_parametrized_type_hint, builtin_code_type
label_desc: Use image node_id 12 for calling a global function with example usage: _mappingproxy_reduce(obj) and returns: types,  dict