С НОВЫМ ГОДОМ!!!!!

tanenbaum.py

#!/usr/bin/env python
try:
    import turtle
except (ImportError, ModuleNotFoundError):
    print(
        '\n'.join(
            ['·' * ((50-x)//2) + '●' * x + '·' * ((50-x)//2) for x in range(1, 50, 2)] +
            ['·' * ((50-int(50 * 0.3))//2) + '▪' * int(50 * 0.3) + '·' * ((50-int(50 * 0.3))//2) for _ in range(6)]
        )
    )
else:
    screen = turtle.Screen()
    screen.setup(800,600)

    circle = turtle.Turtle()
    circle.shape('circle')
    circle.color('red')
    circle.speed('fastest')
    circle.up()

    square = turtle.Turtle()
    square.shape('square')
    square.color('green')
    square.speed('fastest')
    square.up()

    circle.goto(0,280)
    circle.stamp()

    k = 0
    for i in range(1, 17):
        y = 30*i
        for j in range(i-k):
            x = 30*j
            square.goto(x,-y+280)
            square.stamp()
            square.goto(-x,-y+280)
            square.stamp()

        if i % 4 == 0:
            x =  30*(j+1)
            circle.color('red')
            circle.goto(-x,-y+280)
            circle.stamp()
            circle.goto(x,-y+280)
            circle.stamp()
            k += 2

        if i % 4 == 3:
            x =  30*(j+1)
            circle.color('yellow')
            circle.goto(-x,-y+280)
            circle.stamp()
            circle.goto(x,-y+280)
            circle.stamp()

    square.color('brown')
    for i in range(17,20):
        y = 30*i
        for j in range(3):
            x = 30*j
            square.goto(x,-y+280)
            square.stamp()
            square.goto(-x,-y+280)
            square.stamp()
    turtle.exitonclick()