Return True if the given point is contained within the
        bounding box, where the bottom and right boundaries are
        considered exclusive.

def contains_exclusive(self, x, y):
        """
        Return True if the given point is contained within the
        bounding box, where the bottom and right boundaries are
        considered exclusive.
        """
        left, bottom, right, top = self._aarect.lbrt()
        return (left <= x < right) and (bottom < y <= top)