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python图形工具turtle绘制国际象棋棋盘

yipeiwu_com5年前 (2020-03-06)Python基础

本文实例为大家分享了python图形工具turtle绘制国际象棋棋盘的具体代码，供大家参考，具体内容如下

#编写程序绘制一个国际象棋的棋盘
import turtle
turtle.speed(30)
turtle.penup()
off = True
for y in range(-40, 30 + 1, 10):
 for x in range(-40, 30 + 1, 10):
 if off:
 turtle.goto(x, y)
 turtle.pendown()
 turtle.begin_fill()
 turtle.color("black")
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.end_fill()
 turtle.penup()
 else:
 turtle.goto(x, y)
 turtle.pendown()
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.penup()
 off = bool(int(off) - 1)
 off = bool(int(off) - 1)
turtle.hideturtle()
turtle.done()

通过函数的重用优化代码：

先建立一个UsefulTurtleFunctions.py 的文件夹

import turtle
#Draw a square
def drawSquare():
 turtle.pendown()
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.forward(10)
 turtle.left(90)
 turtle.penup()

再在test中调用它

#编写程序绘制一个国际象棋的棋盘
 
import turtle
from UsefulTurtleFunctions import *
turtle.speed(30)
turtle.penup()
off = True
for y in range(-40, 30 + 1, 10):
 for x in range(-40, 30 + 1, 10):
 if off:
 turtle.goto(x, y)
 turtle.begin_fill()
 turtle.color("black")
 drawSquare()
 turtle.end_fill()
 turtle.penup()
 else:
 turtle.goto(x, y)
 drawSquare()
 off = bool(int(off) - 1)
 off = bool(int(off) - 1)
turtle.hideturtle()
turtle.done()

最后结果：