实验八

from turtle import*

def square(size=50,rgb='orange'):
pencolor(rgb)
for i in range(4):
fd(size)
left(90)

def main():
setup(800,600)
speed(0)

n=10
for i in range(n):
square(80)
left(360/n)

hideturtle()
done()

if __name__=='__main__':
main()

from turtle import*

setup(800,600)
pencolor('pink')

n=10
for i in range(n):
for j in range(2):
circle(80,90)
left(90)

right(360/n)

hideturtle()
done()

from turtle import*

setup(800,600)
bgcolor('black')
pencolor('white')
speed(0)

angle=0
size=2
n=8
for i in range(n):
for j in range(5):
fd(size)
angle+=72
seth(angle)
size+=5

hideturtle()
done()

from turtle import*
from random import random

def move_to(a,b):
penup()
goto(a,b)
pendown()

def get_rgb():
ls=[]
rgb=tuple(random() for i in range(3))
while rgb in ls:
rgb=tuple(random() for i in range(3))
ls.append(rgb)
return rgb

def draw_rectangle():
begin_fill()
rgb=get_rgb()
color(rgb,rgb)
for i in range(2):
fd(30)
left(90)
fd(60)
left(90)
end_fill()

setup(800,600)

speed(0)

for i in range(20):
move_to(-20*10+20*i,0)
draw_rectangle()

hideturtle()
done()

posted @ 2022-06-13 21:28  Saloi  阅读(5)  评论(1编辑  收藏  举报