def __new__(cls, data=None, parent=None):
obj = Base.__new__(cls)
obj.__setstate__(data)
return obj
def __new__(cls, x, y):
r = Base.__new__(cls)
r.x, r.y = x, y
return r
def __new__(cls, data=None, parent=None):
obj = Base.__new__(cls)
obj.__setstate__(data)
return obj