三、turtle库基础练习

import turtle
turtle.circle(20)
turtle.circle(40)
turtle.circle(60)
turtle.circle(80)
turtle.circle(100)

import turtle
turtle.up()
turtle.goto(0,-10)
turtle.down()
turtle.circle(10)
turtle.up()
turtle.goto(0,-20)
turtle.down()
turtle.circle(20)
turtle.up()
turtle.goto(0,-30)
turtle.down()
turtle.circle(30)

mport turtle

turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)

import turtle

turtle.shape(‘turtle‘)
turtle.color(‘yellow‘)
turtle.bgcolor(‘red‘)
turtle.fillcolor(‘yellow‘)

turtle.begin_fill()
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.end_fill()

turtle.hideturtle()

import turtle
turtle.color(‘yellow‘)
turtle.bgcolor(‘red‘)

turtle.up()
turtle.goto(-360,190)
turtle.down()
turtle.fillcolor(‘yellow‘)
turtle.begin_fill()
turtle.forward(160)
turtle.right(144)
turtle.forward(160)
turtle.right(144)
turtle.forward(160)
turtle.right(144)
turtle.forward(160)
turtle.right(144)
turtle.forward(160)
turtle.right(144)
turtle.end_fill()
 
turtle.pos()
turtle.up()
turtle.goto(-50,300)
turtle.down()
turtle.begin_fill()
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.end_fill()
 
turtle.pos()
turtle.up()
turtle.goto(-5,230)
turtle.down()
turtle.begin_fill()
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.end_fill()
 
turtle.pos()
turtle.up()
turtle.goto(-5,130)
turtle.down()
turtle.begin_fill()
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.end_fill()
 
turtle.pos()
turtle.up()
turtle.goto(-85,30)
turtle.down()
turtle.begin_fill()
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.end_fill()
 
turtle.hideturtle()