#七段數碼管繪製
import turtle as t
import time as T
def drawGap():  #繪製數碼管的間隔
    t.penup()
    t.fd(5)
def drawLine(draw):  #繪製單段數碼管,draw為True時，則實畫
    drawGap();
    t.pendown() if draw else t.penup()
    t.fd(40)
    drawGap();
    t.right(90)
def drawDigit(digit):  #根據數字繪製七段數碼管:如下七段： 1,2,3,4,5,6,7
    drawLine(True) if digit not in [0,1,7] else drawLine(False)  #1
    drawLine(True) if digit not in [2  ] else drawLine(False)  #2
    drawLine(True) if digit not in [1,4,7] else drawLine(False)  #3
    drawLine(True) if digit not in [1,3,4,5,7,9] else drawLine(False)   #4
    t.left(90)
    drawLine(True) if digit not in [1,2,3,7] else drawLine(False)    #5
    drawLine(True) if digit not in [4,1] else drawLine(False)        #6
    drawLine(True) if digit not in [5,6] else drawLine(False)        #7
    t.left(180);t.penup();
    t.fd(10)  #換個位置輸出下一個字元,間隔

def drawDate(s):
    t.pencolor('red')
    for i in s:
        if i=='-':
            t.write('年',font=('Arial',18,'normal'))
            t.pencolor('green')
            t.fd(30)
        elif i=='=':
            t.write('月',font=('Arial',18,'normal'))
            t.pencolor('blue')
            t.fd(30)
        elif i=='+':
            t.write('日', font=('Arial', 18, 'normal'))
            t.fd(30)
        else:
            drawDigit(eval(i))        #通過eval（）把字元轉換成單個數字
def main():
    t.setup(800,400)
    t.penup()
    t.fd(-300)  #將起點挪到畫布的左邊
    t.pensize(6)
    drawDate(T.strftime('%Y-%m=%d+',T.gmtime()))
#    drawDate('0123456789')
    t.hideturtle()   #隱藏畫筆的形狀
    t.done()
main()