在python中复制构造函数 [英] Copy constructor in python

问题描述

在python中有复制构造函数吗？如果不是，我会做什么来实现类似的东西？

Is there a copy constructor in python ? If not what would I do to achieve something similar ?

情况是，我使用一个库，我已经扩展了一个类有额外的功能，我想

The situation is that I am using a library and I have extended one of the classes there with extra functionality and I want to be able to convert the objects I get from the library to instances of my own class.

推荐答案

我想你想要的< a href =http://docs.python.org/library/copy.html =nofollow noreferrer>复制模块

import copy

x = copy.copy(y)        # make a shallow copy of y
x = copy.deepcopy(y)    # make a deep copy of y

您可以以与控制 pickle 。

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