turtle 海龟模块显示日期

import turtle
import time
def drawGap():
    turtle.penup()
    turtle.fd(5)
def drawLine(draw):
    drawGap()
    turtle.pendown() if draw else turtle.penup()
    turtle.fd(20)
    drawGap()
    turtle.right(90)

def drawDight(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, 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("年",font=("Arial",20,"normal"))
                  turtle.pencolor("green")
                  turtle.fd(50)
            elif i=="=":
                  turtle.write("月",font=("Arial",20,"normal"))
                  turtle.pencolor("blue")
                  turtle.fd(50)
            elif i=="+":
                  turtle.write("日",font=("Arial",20,"normal"))
                  turtle.pencolor("yellow")
                  turtle.fd(50)
            else:
                  drawDight(eval(i))
def main():
    turtle.setup(800,350,200,200)
    turtle.penup()
    turtle.fd(-300)
    turtle.pensize(5)
    drawDate(time.strftime("%Y-%m+%d=", time.gmtime()))
    turtle.hideturtle()
    turtle.done()

main()