def save(self, filename=None):
        filename = Path(filename) if filename is not None else self.filename
        with filename.open("w") as f:
            f.write(self.yaml)
def getSSS(self):
        temp = []
        temp.append( self.getLenp1() )
        temp.append( self.getLenp2() )
        temp.append( self.getLenp3() )
        return temp