Subclasses may override this method.

def _get_bcpOut(self):
        """
        Subclasses may override this method.
        """
        nextSegment = self._nextSegment
        offCurves = nextSegment.offCurve
        if offCurves:
            bcp = offCurves[0]
            x, y = relativeBCPOut(self.anchor, (bcp.x, bcp.y))
        else:
            x = y = 0
        return (x, y)