code: def get_rename_function(mapper):
      """
      Returns a function that will map names/labels, dependent if mapper
      is a dict, Series or just a function.
      """
  
      def f(x):
          if x in mapper:
              return mapper[x]
          else:
              return x
  
      return (
          f if isinstance(mapper, (abc.Mapping, ABCSeries)) else mapper
      )
  
imports: from __future__ import annotations
  import builtins
  from collections import abc, defaultdict
  from collections.abc import Collection, Generator, Hashable, Iterable, Sequence
  import contextlib
  from functools import partial
  import inspect
  from typing import TYPE_CHECKING, Any, Callable, TypeVar, cast, overload
  import warnings
  import numpy
  from pandas._libs import lib
  from pandas.compat.numpy import np_version_gte1p24
  from pandas.core.dtypes.cast import construct_1d_object_array_from_listlike
  from pandas.core.dtypes.common import is_bool_dtype, is_integer
  from pandas.core.dtypes.generic import ABCExtensionArray, ABCIndex, ABCMultiIndex, ABCSeries
  from pandas.core.dtypes.inference import iterable_not_string
label_desc: Use image node_id 30 for calling a global function with example usage: get_rename_function(mapper) and returns: unknown, mapper, x