setup.py 文件源码

def post_install(func, **kwargs):
    def command_wrapper(command_subclass):
        # Keep a reference to the command subclasses 'run' function
        _run = command_subclass.run

        def run(self):
            _run(self)
            log.info("running post install function {}".format(func.__name__))
            func(self, **kwargs)

        command_subclass.run = run
        return command_subclass

    return command_wrapper