程式碼示例：

# -*- coding:utf-8 -*-

class Functor(object):

def __init__(self, func, index=0, *args, **kwargs):

self._Func = func

self._Index = index

self._Args = args

self._Kwargs = kwargs

def __call__(self, *args, **kwargs):

args = args[:self._Index] + self._Args + args[self._Index:]

kwargs = kwargs.copy()

kwargs.update(self._Kwargs)

return self._Func(*args, **kwargs)

def bind(func, index=0, *args, **kwargs):

return Functor(func, index, *args, **kwargs)