Код:

from turtle import *
pensize(2)
speed(0)
for x in range(30):
    if x < 15:
        color('red')
    else:
        color('blue')
    circle(100)
    left(12)

Цей код на replit.com

Код:

from math import log
from turtle import *

first_color = 'red'
second_color = 'blue'
pensize(20)
speed(0)
for x in range(1,200):
color(first_color)
circle(100, int(log(x)))
first_color, second_color = second_color, first_color

Цей код на repl.it

https://repl.it/@ttolich/Circus-hoop

Код:

from turtle import *
pensize(10)
c = 'red'
for _ in range(10):
    if c == 'red':
        c = 'green'
    else:
        c = 'red'
    color(c)
    forward(30)

Цей код на repl.it 

Код:

import time
from turtle import *

colors = (
    ('red', 'black', 'black'),
    ('red', 'yellow', 'black'),
    ('black', 'black', 'green'),
    ('black', 'yellow', 'black')
)
speed(0)
try:
    while True:
        for block in range(4):
            for light in range(3):
                setpos(0, - light * 100)
                pendown()
                color('white', colors[block][light])
                begin_fill()
                circle(50)
                end_fill()
                penup()
                time.sleep(.3)
except KeyboardInterrupt:
    pass

Виконати цей код на Repl.It: https://repl.it/@ttolich/trafficlights#main.py

Код:

from turtle import *
import random

speed(0)
shape('circle')
for _ in range(71):
    color('#%06x' % random.randint(0, 0xFFFFFF))
    stamp()
    circle(190, 5)

Виконати цей код на Repl.It: https://repl.it/@ttolich/bracelet