8.3

from turtle import *
def square(size=50, rgb='red'):
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()

8.4

from turtle import *
setup(800, 600)
speed(0)
pencolor('blue')
n = 10
for i in range(n):
for j in range(2):
circle(80, 90)
left(90)
right(360/n)
hideturtle()
done()

8.5

from turtle import *
setup(800, 600)
bgcolor('black')
pencolor('red')
speed(0)
angle = 0
size = 2
n = 10
for i in range(n):
for j in range(4):
fd(size)
angle += 72
seth(angle)
size += 5
hideturtle()
done()

8.6

from turtle import *
from random import random

setup(800, 600)
speed(0)

def rect(w, h, fc):
fillcolor(fc)
for i in range(1, 5):
if i % 2 == 1:
d = w
else:
d = h
fd(d)
left(90)

def moveto(x, y):
penup()
goto(x, y)
pendown()

for i in range(10):
moveto(20 * i, 0)
rgb = tuple(random() for i in range(3))
begin_fill()
rect(20, 50, rgb)
end_fill()

for i in range(10):
moveto(-20 * i, 0)
rgb = tuple(random() for i in range(3))
begin_fill()
rect(20, 50, rgb)
end_fill()

hideturtle()
done()

posted on 2022-06-13 16:20  花二  阅读(10)  评论(2编辑  收藏  举报