python的turtle画图

#画太阳花
import turtle
import time

turtle.color('red','yellow')
turtle.begin_fill()
while True:
    turtle.forward(200)
    turtle.left(170)
    if abs(turtle.pos()) < 1:
        break
turtle.end_fill()
turtle.done()
time.sleep(10)

#绘制彩色螺旋线
import turtle
import time
turtle.pensize(2)
turtle.bgcolor("black")
colors = ["red","yellow","purple","blue"]
turtle.tracer(False)
for x in range(400):
    turtle.forward(2*x)
    turtle.color(colors[x % 4])
    turtle.left(91)
turtle.tracer(True)
# input()   可以有效解决闪退问题，或者下面的方法
time.sleep(20)

import turtle

window = turtle.Screen()

bage = turtle.Turtle()

radius = 100
bage.width(3)
bage.color("black", "black")
bage.begin_fill()
bage.circle(radius/2, 180)
bage.circle(radius, 180)
bage.left(180)
bage.circle(-radius/2, 180)
bage.end_fill()

bage.left(90)
bage.up()
bage.forward(radius*0.35)
bage.right(90)
bage.down()
bage.color("white", "white")
bage.begin_fill()
bage.circle(radius*0.15)
bage.end_fill()

bage.left(90)
bage.up()
bage.backward(radius*0.7)
bage.down()
bage.left(90)
bage.color("black", "black")
bage.begin_fill()
bage.circle(radius*0.15)
bage.end_fill()

bage.right(90)
bage.up()
bage.backward(radius*0.65)
bage.right(90)
bage.down()
bage.circle(radius, 180)
bage.ht()
    
window.exitonclick()

import turtle

# 设置画笔和背景颜色
turtle.color('yellow')
turtle.bgcolor('red')


# 通过偏移量和尺寸大小画星星
def drawFillStarByOffsetAndSize(offsetX, offsetY, size):
    # 移动画笔
    def move(x, y):
        turtle.up()
        turtle.goto(x, y)
        turtle.down()

    # 通过尺寸画星星
    def drawStar(starSize):
        for i in range(5):
            turtle.left(144)
            turtle.back(starSize)

    # 移动画笔且画出填充的星星
    turtle.begin_fill()
    move(offsetX, offsetY)
    drawStar(size)
    turtle.end_fill()

# 人工调节星星位置
drawFillStarByOffsetAndSize(-300, 150, 100)
drawFillStarByOffsetAndSize(-140, 250, 50)
drawFillStarByOffsetAndSize(-100, 180, 50)
drawFillStarByOffsetAndSize(-125, 100, 50)
drawFillStarByOffsetAndSize(-180, 30, 50)
turtle.done()