python实现屏保计时器

import turtle, time
def drawGap():
    turtle.penup()
    turtle.fd(5)
def drawLine(draw):
    drawGap()
    turtle.pendown() if draw else turtle.penup()
    turtle.fd(40)
    drawGap()
    turtle.right(90)
def drawDigit(d):
    drawLine(True) if d in [2,3,4,5,6,8,9] else drawLine(False)  #g
    drawLine(True) if d in [0,1, 3, 4, 5, 6,7, 8, 9] else drawLine(False) #c
    drawLine(True) if d in [0, 2, 3, 5, 6, 8, 9] else drawLine(False) #d
    drawLine(True) if d in [0,2,6,8] else drawLine(False) #e
    turtle.left(90) #经历一次右转后，调整左转，方向竖直向上
    drawLine(True) if d in [0,4,5,6,8,9] else drawLine(False) 
    drawLine(True) if d in [0,2,3,5,6,7,8,9] else drawLine(False)
    drawLine(True) if d in [0,1,2,3,4,7,8,9] else drawLine(False)
    turtle.left(180)
    turtle.penup()
    turtle.fd(20)
def drawDate(date):
    turtle.pencolor(‘red‘)
    for i in date:
        if i == ‘-‘:
            turtle.write(‘时‘,font=(‘Arial‘,18,‘normal‘))
            turtle.pencolor(‘green‘)
            turtle.fd(40)
        elif i == ‘=‘:
            turtle.write(‘分‘, font=(‘Arial‘, 18, ‘normal‘))
            turtle.pencolor(‘blue‘)
            turtle.fd(40)
        elif i == ‘+‘:
            turtle.write(‘秒‘, font=(‘Arial‘, 18, ‘normal‘))
            turtle.pencolor(‘yellow‘)
        else:
            drawDigit(eval(i))
def init():
    turtle.setup(1920,1080,0,0) #设置画布大小 200 200 为屏幕位置
    turtle.speed(10)
    turtle.penup() 
    turtle.goto(0,0)
    turtle.fd(-350)
    turtle.pensize(5)
def main():
    while True:
        turtle.clear()
        init()
        time_string = time.strftime("%H-%M=%S+", time.localtime())
        turtle.getscreen().tracer(30,0)
        drawDate(time_string) #格式化时间 2017-05=02+ 控制输入年日月
        time.sleep(1)
        turtle.hideturtle()
        
main()

:\>pip install pyinstaller
:\>pyinstaller D:\codes\dpython.py
:\>pyinstaller -F dpython.py  //可以通过-F 参数对 Python 源文件生成一个独立的可执行文件