adding all files done so far

learning/super/rectangle-square.py

@@ -0,0 +1,97 @@
+#!~/.virtualenvs/learning/bin/python
+
+
+class Rectangle(object):
+    """calculates the area and perimeter of a rectangle"""
+
+    def __init__(self, length, width, **kwargs):
+        super(Rectangle, self).__init__(**kwargs)
+        self.length = length
+        self.width = width
+
+    def area(self):
+        return(self.length * self.width)
+
+    def perimeter(self):
+        return(2 * self.length + 2 * self.width)
+
+
+# Here we can declare the superclass for the subclass Square
+
+class Square(Rectangle):
+    """calculates the area and perimeter of a square"""
+
+    def __init__(self, length, **kwargs):
+        super(Square, self).__init__(length=length, width=length, **kwargs)
+
+
+class Cube(Square):
+    """calculates the surface area and volume of a cube"""
+
+    def __init__(self, length, **kwargs):
+        super(Cube, self).__init__(length=length, **kwargs)
+        self.length = length
+
+    def surface_area(self):
+        face_area = super(Cube, self).area()
+        return(6 * face_area)
+
+    def volume(self):
+        face_area = super(Cube, self).area()
+        return(face_area * self.length)
+
+    def area(self):
+        return(self.length * self.length + 1)
+        # return(super(Cube, self))
+
+
+class Triangle(object):
+    """calculates the area of a triangle"""
+
+    def __init__(self, base, height, **kwargs):
+        self.base = base
+        self.height = height
+        super(Triangle, self).__init__(**kwargs)
+
+    def tri_area(self):
+        return 0.5 * self.base * self.height
+
+
+class RightPyramid(Square, Triangle):
+    """calculates the surface area of a right pyramid"""
+
+    def __init__(self, base, slant_height, **kwargs):
+        kwargs['height'] = slant_height
+        kwargs['length'] = base
+        super(RightPyramid, self).__init__(base=base, **kwargs)
+        self.base = base
+        self.slant_height = slant_height
+
+    def area(self):
+        base_area = super(RightPyramid, self).area()
+        perimeter = super(RightPyramid, self).perimeter()
+        return(0.5 * perimeter * self.slant_height + base_area)
+
+    def area_2(self):
+        base_area = super(RightPyramid, self).area()
+        triangle_area = super(RightPyramid, self).tri_area()
+        return(triangle_area * 4 + base_area)
+
+
+class new_cube(Cube):
+    """docstring for new_cube"""
+    def __init__(self, new_length):
+        super(new_cube, self).__init__(length=new_length)
+        self.new_length = new_length
+
+
+# print(RightPyramid.__mro__)
+pyramid = RightPyramid(2, 4)
+print(pyramid.area())
+print(pyramid.area_2())
+
+nc = new_cube(4)
+print(nc.surface_area())
+
+square = Square(3)
+print(square.perimeter())