Python实例7：七段数码管绘制

import turtle
import 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(digit):
    drawLine(True) if digit in [2,3,4,5,6,8,9] else drawLine(False)
    drawLine(True) if digit in [0,1,3,4,5,6,7,8,9] else drawLine(False)
    drawLine(True) if digit in [0,2,3,5,6,8,9] else drawLine(False)
    drawLine(True) if digit in [0,2,6,8] else drawLine(False)
    turtle.left(90)
    drawLine(True) if digit in [0,4,5,6,8,9] else drawLine(False)
    drawLine(True) if digit in [0,2,3,5,6,7,8,9] else drawLine(False)
    drawLine(True) if digit in [0,1,2,3,4,8,9] 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('年',font=('Arial',20,'normal'))
            turtle.pencolor('green')
            turtle.fd(40)
        elif i == '=':
            turtle.write('月',font=('Arial',20,'normal'))
            turtle.pencolor('blue')
            turtle.fd(40)
        elif i == '+':
            turtle.write('日',font=('Arial',20,'normal'))
        else:
            drawDigit(eval(i))
def main():
    turtle.setup(1000,450,200,200)
    turtle.penup()
    turtle.fd(-300)
    turtle.pensize(5)
    drawDate(time.strftime("%Y-%m=%d+",time.gmtime()))
    turtle.hideturtle()
    turtle.done()
main()