util.py 文件源码

def lcd_task(task, cd_to):
    """
    wrap a function so that it will be
    executed in a specific directory on
    the host machine

    uses `fabric.api.lcd(dest)`

    the returned function will have the same
    __name__ and __doc__ as the input `task`


    :param task: the function to execute
    :param cd_to: the directory in which to execute
    :return: a function that will be executed in `cd_to`
    """
    def func(*args, **kwargs):
        with lcd(cd_to):
            task(*args, **kwargs)

    func.__name__ = task.__name__
    func.__doc__ = task.__doc__
    return func