ДЗ к 7 уроку

#1.py

@@ -0,0 +1,21 @@
+class Matrix:
+    def __init__(self, matrix_list):
+        self.matrix = matrix_list
+
+    def __str__(self):
+        for list in self.matrix:
+            for number in list:
+                print(number, end=' ')
+            print()
+        return ''
+
+    def __add__(self, other):
+        return Matrix([[i+n for i, n in zip(a, b)] for a, b in zip(self.matrix, other.matrix)])
+
+
+matrix = [[1, 2, 3, 5], [1, 2, 3, 4], [1, 2, 2, 7]]
+matrix2 = [[1, 2, 3, 5], [1, 2, 3, 4], [1, 2, 2, 7]]
+ma = Matrix(matrix)
+ma2 = Matrix(matrix2)
+c = ma + ma2
+print(c)

#2.py

@@ -0,0 +1,29 @@
+class Clothes:
+    def __init__(self, name):
+        self.name = name
+
+
+class Costume(Clothes):
+    def __init__(self, name, height):
+        super().__init__(name)
+        self.height = height
+
+    @property
+    def consumption(self):
+        return f'Расход ткани на {self.name} составит {2 * self.height + 3}'
+
+
+class Coat(Clothes):
+    def __init__(self, name, size):
+        super().__init__(name)
+        self.size = size
+
+    @property
+    def consumption(self):
+        return f'Расход ткани на {self.name} составит {self.size / 6.5 + 0.5:.2f}'
+
+
+My_costume = Costume('ASD', 29)
+My_coat = Coat('Wary', 30)
+print(My_costume.consumption)
+print(My_coat.consumption)

#3.py

@@ -0,0 +1,54 @@
+class Cell:
+
+    def __init__(self, quantity):
+        self.quantity = quantity
+
+    def __add__(self, other):
+        return Cell(self.quantity + other.quantity)
+
+    def __sub__(self, other):
+        sub = self.quantity - other.quantity
+        if sub > 0:
+            return Cell(sub)
+        else:
+            print(f'Из клетки {self.get_name()} невозможно вычесть {other.get_name()}', end='')
+            return ''
+
+    def __mul__(self, other):
+        return Cell(self.quantity * other.quantity)
+
+    def __truediv__(self, other):
+        return Cell(self.quantity // other.quantity)
+
+    def __str__(self):
+        return str(self.quantity)
+
+    def get_name(self):
+        for k, v in globals().items():
+            if v is self:
+                return k
+
+    def make_order(self, row):
+        a = ''
+        if row > self.quantity:
+            return f'{"*" * self.quantity}'
+        n = 0
+        for i in range(self.quantity//row + 1):
+            if self.quantity - n < row:
+                a = ''.join([a, f'{"*" * (self.quantity - n)}\n'])
+                return a
+            a = ''.join([a, f'{"*" * row}\n'])
+            n += row
+        return a
+
+
+x = Cell(3)
+y = Cell(11)
+
+print(y - x)
+print(x - y)
+print(x*y)
+print(x+y)
+print(x/y)
+print(y/x)
+print(y.make_order(2))