案例：绘制十字迷宫

Python

import turtle

pen = turtle.Pen()
pen.pensize(4)
pen.color("#8b00ff")


def DrawCross():
    for i in range(4):
        pen.setheading(i * 90)
        pen.penup()
        pen.goto(0, 0)
        pen.pendown()
        pen.forward(90)


def DrawOther(to, x, y):
    pen.penup()
    pen.setheading(to)
    pen.goto(x, y)
    pen.pendown()
    pen.forward(100)
    pen.left(90)
    pen.forward(80)
    pen.right(90)
    pen.forward(70)
    pen.right(90)
    pen.forward(80)


DrawCross()
DrawOther(0, -90, -90)
DrawOther(90, 90, -90)
DrawOther(180, 90, 90)
DrawOther(270, -90, 90)
pen.hideturtle()
turtle.done()

Scratch

000