code: def composed(*decs):
      def deco(f):
          for dec in reversed(decs):
              f = dec(f)
          return f
  
      return deco
  
imports: from __future__ import print_function
  import numpy
  import sys
  import os
  import inspect
  import gc
  import pytest
  import functools
  from packaging.version import Version
  from ..util.check_environment import has_backend
label_desc: Use image node_id 17 for calling a global function with example usage: composed() and returns: deco, f