📅  最后修改于: 2022-03-11 14:46:33.805000             🧑  作者: Mango
class Shape (metaclass-ABCMeta) :
def _init_(self) :
print ( “I am in init”)
def draw_shape(self) :
pass
def set_color(self) :
pass
class Circle(Shape) :
def draw_shape(self) :
print(“Draw Circle”)