python三只乌龟赛跑求解过程

python三只乌龟赛跑，不会做，就是用海龟作图画出三只乌龟，和几条跑道，然后比赛赛跑

import turtle as t
import random as rd
import time
t.tracer(5)
x,y = -225,-200
t.bgcolor("black")
t.color("white")
t.pensize(5)
t.seth(90)
t.ht()
for i in range(4):
    
    t.up()
    t.goto(x,y)
    t.down()
    x = x+150
    for j in range(20):
        t.fd(10)
        t.up()
        t.fd(10)
        t.down()
    

T0 = t.Turtle()
T0.up()
T0.shape("turtle")
T0.shapesize(2)
T0.seth(90)
T1 = T0.clone()
T2 = T0.clone()

T0.goto(-150,-200)
T1.goto(0,-200)
T2.goto(150,-200)
t.update()
x0,y0 = -150,-200
x1,y1 = 0,-200
x2,y2 = 150,-200
T0.color("red")
T1.color("blue")
T2.color("yellow")
while True:
    if y0 <=200 and y1 <=200 and y2 <=200 :
        speed_0 = rd.randint(3,8)
        speed_1 = rd.randint(3,8)
        speed_2 = rd.randint(3,8)
        y0 = y0+speed_0
        y1 = y1+speed_1
        y2 = y2+speed_2
        T0.goto(x0,y0)
        T1.goto(x1,y1)
        T2.goto(x2,y2)
        time.sleep(0.05)
    else:
        print("红色乌龟最后位置：(",x0,",",y0,")")
        print("蓝色乌龟最后位置：(",x1,",",y1,")")
        print("黄色乌龟最后位置：(",x2,",",y2,")")
        break
t.done()