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8-rectangle.py
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8-rectangle.py
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#!/usr/bin/python3
""" Module with Rectangle Class """
class Rectangle:
""" Sets width and height of Rectangle
Attributes:
number_of_instances (int): counter of instances
print_symbol (str): modify symbol to print Rectangle
"""
number_of_instances = 0
print_symbol = '#'
def __init__(self, width=0, height=0):
""" Initilizes and calls respective setter method
Args:
width: int > 0
height: int > 0
Updates Instance counter
"""
self.width, self.height = width, height
type(self).number_of_instances += 1
@property
def width(self):
""" width: has to be integer and greater than 0 """
return self.__width
@width.setter
def width(self, value):
if type(value) is not int:
raise TypeError("width must be an integer")
if value < 0:
raise ValueError("width must be >= 0")
self.__width = value
@property
def height(self):
""" height: has to be integer and greater than 0 """
return self.__height
@height.setter
def height(self, value):
if type(value) is not int:
raise TypeError("height must be an integer")
if value < 0:
raise ValueError("height must be >= 0")
self.__height = value
def area(self):
""" Returns: area of Rectangle """
return self.__width * self.__height
def perimeter(self):
""" Returns: parimeter of Rectangle else 0 if height or width == 0 """
if self.__width == 0 or self.__height == 0:
return 0
return 2 * (self.__width + self.__height)
def __str__(self):
""" String representation of Rectangle class.
Returns: str rectangle in @print_symbol form else empty string.
"""
__string = ""
if self.__width == 0 or self.__height == 0:
return __string
for h in range(self.__height):
for w in range(self.__width):
__string += str(self.print_symbol)
__string += '\n'
return __string[:-1] # avoid sending last newline character
def __repr__(self):
""" Returns: ClassName(arg1, arg2) """
return "Rectangle({}, {})".format(self.__width, self.__height)
def __del__(self):
""" Prints goodbye message
Decrement Instance counter """
print("Bye rectangle...")
type(self).number_of_instances -= 1
@staticmethod
def bigger_or_equal(rect_1, rect_2):
""" Returns bigger rectangle based of area
Args:
rect_1: type Rectangle
rect_2: type Rectangle
Raises:
TypeError: if rect_1 or rect_2 is not an instance of Rectangle
"""
if not isinstance(rect_1, Rectangle):
raise TypeError("rect_1 must be an instance of Rectangle")
if not isinstance(rect_2, Rectangle):
raise TypeError("rect_2 must be an instance of Rectangle")
return rect_1 if rect_1.area() >= rect_2.area() else rect_2