class Shape:
def __init__(self,origin,color,area):
self.origin = origin
self.color = color
self.area = area
@property
def origin(self):
return self._origin
@origin.setter
def origin(self, value):
if value is None:
raise ValueError("Origin cannot be None")
if not (isinstance(value, (list, tuple)) and len(value) == 2):
raise ValueError("Origin must be a list or tuple of two numbers")
self._origin = value
@property
def color(self):
return self._color
@color.setter
def color(self, value):
if value is None:
raise ValueError("Color cannot be None")
self._color = value
@property
def area(self):
return self._area
@area.setter
def area(self, value):
if value is None:
raise ValueError("Area cannot be None")
self._area = value
class Circle(Shape):
def __init__(self, origin, color, area, diameter):
super().__init__(origin, color, area)
self.diameter = diameter
@property
def diameter(self):
return self._diameter
@diameter.setter
def diameter(self, value):
if value <= 0:
raise ValueError("Diameter cannot be 0 or lower")
self._diameter = value
class Rectangle(Shape):
def __init__(self, origin, color, area, height, width):
super().__init__(origin, color, area)
self.height = height
self.width = width
@property
def height(self):
return self._height
@height.setter
def height(self, value):
if value <= 0:
raise ValueError("Height cannot be 0 or lower")
self._height = value
@property
def width(self):
return self._width
@width.setter
def width(self, value):
if value <= 0:
raise ValueError("Width cannot be 0 or lower")
self._width = value
r1 = Rectangle((0,0), "red", 15, 5, 3)
print(r1.origin, r1.color, r1.area, r1.height, r1.width)
c1 = Circle((3,5), "black", 0, 0)
print(c1.origin, c1.color, c1.area, c1.diameter)
#s1 = Shape((0,5),"blue", None)
#print(s1.origin, s1.color, s1.area)