Vector.py 文件源码

def _check_arguments(self, args):

        size = len(args)
        if size == 1:
            array = args[0]
        elif size == 2:
            array = args
        else:
            raise ValueError("More than 2 arguments where given")

        if not (np.iterable(array) and len(array) == 2):
            raise ValueError("Argument must be iterable and of length 2")

        return array

    ##############################################