# 实验八

#实验4
from turtle import *
def square(size=50, rgb='blue'):
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()

#实验5
from turtle import *
setup(800, 600)
speed(0)
pencolor('pink')
n = 10
for i in range(n):
for j in range(2):
circle(80, 90)
left(90)
right(360/n)
hideturtle()
done()

#实验7
from turtle import *
setup(800, 600)
bgcolor('black')
pencolor('white')
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()

#实验8
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()

from turtle import *
setup(800,600)
pencolor('pink')
n = 10
speed(0)
for i in range(n):
# 绘制一片花瓣
for j in range(2):
circle(80, 90)
left(90)
right(360/n)
hideturtle()
done()

from turtle import *
setup(800,600)
speed(0)
pencolor('white')
bgcolor('black')

angle=0
size=2

n=10
for i in range(n):
for j in range(4):
fd(size)
angle += 71
seth(angle)
size+=5

hideturtle()
done()

from random import random
from turtle import *

def rect():
rgb = tuple(random() for i in range(3))
color(rgb)
begin_fill()
for i in range(2):
fd(20)
left(90)
fd(60)
left(90)
end_fill()

def main():
goto(-11*20, 0)
for i in range(20):
rect()
fd(20)

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

posted @ 2022-06-08 15:54  bamboosama  阅读(7)  评论(1编辑  收藏  举报