超有趣的Python画图——绘制日期

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30天搞定基础算法
编程小知识

• 以下代码试着自己运行一下✏️，会有意想不到的效果哦朗

import turtle


def drawline(draw):
    turtle.pendown() if draw else turtle.penup()
    turtle.fd(40)
    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, 7, 8, 9] else drawline(False)
    turtle.left(180)
    turtle.penup()
    turtle.fd(20)


def drawdate(date):
    for i in date:
        drawdigit(eval(i))


def main():
    turtle.setup(800, 350, 200, 200)
    turtle.penup()
    turtle.fd(-300)
    turtle.pensize(5)
    drawdate('20200421')
    turtle.hideturtle()
    turtle.done()


main()

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(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', 18, 'normal'))
            turtle.pencolor('green')
            turtle.fd(40)
        elif i == '=':
            turtle.write('月', font=('Arial', 18, 'normal'))
            turtle.pencolor('blue')
            turtle.fd(40)
        elif i == '+':
            turtle.write('日', font=('Arial', 18, 'normal'))
        else:
            drawdigit(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()