import turtle
<h1>创建画笔</h1><p>t = turtle.Turtle()
t.speed(3)
t.color("yellow")
t.begin_fill()
t.fillcolor("yellow")</p><h1>画五角星（每个角72度，外角144度）</h1><p>for _ in range(5):
t.forward(100)
t.right(144)</p><p>t.end_fill()</p><h1>隐藏画笔</h1><p>t.hideturtle()</p><h1>保持窗口打开</h1><p>turtle.done()</p>

import turtle
<p>def draw_star(t, size, color):
t.color(color)
t.begin<em>fill()
t.fillcolor(color)
for </em> in range(5):
t.forward(size)
t.right(144)
t.end_fill()</p><h1>设置窗口</h1><p>screen = turtle.Screen()
screen.bgcolor("darkblue")</p><h1>创建画笔</h1><p>t = turtle.Turtle()
t.speed(5)</p><h1>移动到画布中心偏左位置</h1><p>t.penup()
t.goto(-50, 0)
t.pendown()</p><h1>调用函数画星</h1><p>draw_star(t, 150, "gold")</p><p>t.hideturtle()
turtle.done()</p>

import turtle
import random
<p>t = turtle.Turtle()
screen = turtle.Screen()
screen.bgcolor("black")
t.speed(0)</p><p>colors = ["red", "yellow", "white", "cyan", "pink"]</p><p>def draw_small_star(x, y, size):
t.penup()
t.goto(x, y)
t.pendown()
t.color(random.choice(colors))
t.begin<em>fill()
for </em> in range(5):
t.forward(size)
t.right(144)
t.end_fill()</p><h1>画10颗随机位置的小星星</h1><p>for _ in range(10):
x = random.randint(-200, 200)
y = random.randint(-200, 200)
size = random.randint(20, 50)
draw_small_star(x, y, size)</p><p>t.hideturtle()
turtle.done()</p>