class Line(Tool):
def init(self, xy):
self.end = Point(*xy)
def ident(self):
return self.id, (self.point.ident(), self.end.ident())
class Tool(object):
@classmethod
def assign(cls, value):
cls.id = value
return cls
def __init__(self, xy, *args, **kwargs):
self.point = Point(*xy)
self.init(*args, **kwargs)
def init(self, *args, **kwargs):
''' personal tool init, override it '''
def ident(self):
return self.id, (self.point.ident())
def init(self, xy):
self.end = Point(*xy)
def __init__(self, xy, *args, **kwargs):
self.point = Point(*xy)
self.init(*args, **kwargs)
