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873天前#!/usr/bin/env python |
# encoding: utf-8 |
import turtle |
class star: |
def __init__(self): |
self.sides = 6 |
self.circle = 360 |
self.colors = ['red', 'yellow', 'green', 'blue', 'orange', 'purple'] |
def hello(self): |
''' |
This is a welcome speech |
:return: self |
''' |
return self |
def run(self): |
''' |
The program entry |
''' |
turtle.bgcolor('black') |
t = turtle.Pen() |
for x in range(self.circle): |
t.pencolor(self.colors[x % self.sides]) |
t.forward(x * 20 / self.sides + x) |
t.left(90 / self.sides + 9) |
t.width(x * self.sides / 200) |
t.left(30) |
if __name__ == '__main__': |
star().hello().run() |
