Turtle库基础练习

1.画一组同切圆  

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

2.画一组同心圆

import turtle
turtle.circle(30)
turtle.up()
turtle.goto(0,-30)
turtle.down()
turtle.circle(60)
turtle.up()
turtle.goto(0,-50)
turtle.down()
turtle.circle(80)
turtle.up()
turtle.goto(0,-70)
turtle.down()
turtle.circle(100)

3.画一个五角星

import turtle
turtle.forward(100)
turtle.left(144)
turtle.forward(100)
turtle.left(144)
turtle.forward(100)
turtle.left(144)
turtle.forward(100)
turtle.left(144)
turtle.forward(100)
turtle.end_fill()

4.画一个黄色实心五角星

import turtle
turtle.shape('turtle')
turtle.color('yellow')
turtle.bgcolor('red')
turtle.fillcolor('yellow')

turtle.begin_fill()
turtle.forward(100)
turtle.left(144)
turtle.forward(100)
turtle.left(144)
turtle.forward(100)
turtle.left(144)
turtle.forward(100)
turtle.left(144)
turtle.forward(100)
turtle.end_fill()
turtle.hideturtle()

5.画左上角的五颗五角星

import turtle
turtle.speed(50)
turtle.shape('turtle')
turtle.color('yellow')
turtle.bgcolor('red')
turtle.fillcolor('yellow')
turtle.begin_fill()
turtle.up()
turtle.goto(-300,180)
turtle.down()
turtle.forward(150)
turtle.left(144)
turtle.forward(150)
turtle.left(144)
turtle.forward(150)
turtle.left(144)
turtle.forward(150)
turtle.left(144)
turtle.forward(150)
turtle.end_fill()
turtle.hideturtle()


turtle.up()
turtle.goto(-100,300)
turtle.down()
turtle.begin_fill()
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.end_fill()
turtle.hideturtle()

turtle.up()
turtle.goto(-90,180)
turtle.down()
turtle.begin_fill()
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.end_fill()
turtle.hideturtle()

turtle.up()
turtle.goto(-120,150)
turtle.down()
turtle.begin_fill()
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.end_fill()
turtle.hideturtle()


turtle.up()
turtle.goto(-150,80)
turtle.down()
turtle.begin_fill()
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.left(144)
turtle.forward(50)
turtle.end_fill()
turtle.hideturtle()