【python绘图】turle 绘图基本案例

0. 基础知识

资料来自中国mooc北京理工大学python课程

1. 蟒蛇绘制

import turtle
turtle.setup(650, 350, 200, 200)
turtle.penup()
turtle.fd(-250)
turtle.pendown()
turtle.pensize(25)
turtle.pencolor("purple")
turtle.seth(-40)
for i in range(4):
    turtle.circle(40, 80)
    turtle.circle(-40, 80)
turtle.circle(40, 80/2)
turtle.fd(40)
turtle.circle(16, 180)
turtle.fd(40 * 2/3)
turtle.done()
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2. 正方形绘制

import turtle as t
t.pensize(2)
for i in range(4):
    t.forward(150)
    t.left(90)
t.done()
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3. 六边形绘制

import turtle as t
t.pensize(5)
for i in range(6):
    t.forward(150)
    t.left(60)
t.done()
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4. 叠边形绘制

import turtle as t
t.pensize(2)
for i in range(9):
    t.fd(150)
    t.left(80)
 t.done() 
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5. 风轮绘制

import turtle as t

t.pensize(2)
for i in range(4):
    t.seth(90*i)
    t.fd(150)
    t.right(90)
    t.circle(-150,45)
    t.goto(0,0)
t.done()
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