operators.py 文件源码

def pass_keywords():
        """
        Helper function that extracts the arguments of the callee (must be a (class) method) and returns them.

        Credits to `Kelly Yancey <http://kbyanc.blogspot.de/2007/07/python-aggregating-function-arguments.html>`_
        """

        args, _, _, locals = inspect.getargvalues(inspect.stack()[1][0])
        args.pop(0)
        kwargs = {i: j for i, j in locals.items() if i in args}
        return kwargs