@classmethod
def from_points(cls, points, normalize=False):
    """Generator that calculates vectors of subsequent pairs in
        a sequence of coordinate-tuples.

        :param list(tuples) points: The sequence of coordinate points.
        :param bool normalize: Set `True` to normalize resulting
            vector.
        :rtype: `mathutils.Vector`
        """
    for i0 in range(len(points) - 1):
        v = cls.from_two_points(points[i0], points[i0 + 1], normalize)
        yield v
