2-rectangle.py

#!/usr/bin/python3
"""Class that defines a rectangle"""


class Rectangle:
    """Represents a rectangle"""
    def __init__(self, width=0, height=0):
        """Constructor - Initialize a new rectangle
        Args:
            width (int): rectangle width
            height (int): rectangle height
        """
        self.width = width
        self.height = height

    @property
    def width(self):
        """Retrieve width"""
        return self.__width

    @width.setter
    def width(self, value):
        """Type and value validation"""
        if not isinstance(value, int):
            raise TypeError("width must be an integer")
        elif value < 0:
            raise ValueError("width must be >= 0")
        self.__width = value

    @property
    def height(self):
        """Retrieve height"""
        return self.__height

    @height.setter
    def height(self, value):
        """Type and value validation"""
        if not isinstance(value, int):
            raise TypeError("height must be an integer")
        elif value < 0:
            raise ValueError("height must be >= 0")
        self.__height = value

    def area(self):
        """Returns the rectangle area"""
        return self.__width * self.__height

    def perimeter(self):
        """Returns the rectangle perimeter"""
        if self.__width == 0 or self.__height == 0:
            return 0
        return self.__width * 2 + self.__height * 2