import turtle, datetime #引入turtle作图包和datetime def drawLine(draw): #绘制单段数码管 turtle.pendown() if draw else turtle.penup() #放下画笔，如果draw的值为真，则使画笔落下绘制图形，如果为假，则画笔抬起停止绘图 turtle.fd(40) #箭头向前移动40 turtle.right(90) #箭头向右转90 def drawDigit(digit): #根据数字绘制七段数码管 drawLine(True) if digit in [2,3,4,5,6,8,9] else drawLine(False)#如果 digit 属于数字 2、3、4、5、6、8 或 9，则调用 drawLine 函数来绘制第一条线条。 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): #获得要输出的数字 for i in date: drawDigit(eval(i)) #注意: 通过eval()函数将数字变为整数 def main(): turtle.setup(800, 350, 200, 200) turtle.penup() turtle.fd(-300) turtle.pensize(5) drawDate(datetime.datetime.now().strftime('%Y%m%d')) turtle.hideturtle() main()

这段代码是用 Python 的 turtle 模块绘制数字时钟的代码。它包括两个函数：drawLine() 和 drawDigit()，以及一个主函数 main()。其中 drawLine() 函数用于绘制单段数码管，而 drawDigit() 函数则根据数字绘制七段数码管。主函数 main() 调用 drawDate() 函数并传入当前日期的字符串形式，然后使用 turtle 进行绘制。

相关问题

import turtle, datetime def drawGap(): #绘制数码管间隔 turtle.penup() turtle.fd(5) def drawLine(draw): #绘制单段数码管 drawGap() turtle.pendown() if draw else turtle.penup() turtle.fd(40) drawGap() turtle.right(90) def drawDigit(d): #根据数字绘制七段数码管 drawLine(True) if d in [2,3,4,5,6,8,9] else drawLine(False) drawLine(True) if d in [0,1,3,4,5,6,7,8,9] else drawLine(False) drawLine(True) if d in [0,2,3,5,6,8,9] else drawLine(False) drawLine(True) if d in [0,2,6,8] else drawLine(False) turtle.left(90) 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('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(-350) turtle.pensize(5) drawDate(datetime.datetime.now().strftime('%Y-%m=%d+')) turtle.hideturtle() main() 在上面代码的基础上，年月日改成年月日+时分秒后，实现时间的实时刷新

可以在原有代码的基础上进行修改，使用Python的time模块获取当前时间并将其格式化为年月日时分秒的形式，然后调用drawDate()函数绘制数码管表示当前时间。下面是修改后的代码：

import turtle
import datetime
import time

def drawGap():
    # 绘制数码管间隔
    turtle.penup()
    turtle.fd(5)

def drawLine(draw):
    # 绘制单段数码管
    drawGap()
    turtle.pendown() if draw else turtle.penup()
    turtle.fd(40)
    drawGap()
    turtle.right(90)

def drawDigit(d):
    # 根据数字绘制七段数码管
    drawLine(True) if d in [2, 3, 4, 5, 6, 8, 9] else drawLine(False)
    drawLine(True) if d in [0, 1, 3, 4, 5, 6, 7, 8, 9] else drawLine(False)
    drawLine(True) if d in [0, 2, 3, 5, 6, 8, 9] else drawLine(False)
    drawLine(True) if d in [0, 2, 6, 8] else drawLine(False)
    turtle.left(90)
    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('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"))
        elif i == ':':
            turtle.write(':', font=("Arial", 18, "normal"))
        else:
            drawDigit(eval(i))

def main():
    turtle.setup(800, 350, 200, 200)
    turtle.penup()
    turtle.fd(-350)
    turtle.pensize(5)

    while True:
        now = datetime.datetime.now()
        date_str = now.strftime('%Y-%m-%d=%H:%M:%S+')
        turtle.clear()
        drawDate(date_str)
        turtle.hideturtle()
        time.sleep(1)

if __name__ == '__main__':
    main()

在主函数中使用while循环，不断获取当前时间并将其格式化为年月日时分秒的形式，然后调用drawDate()函数绘制数码管表示当前时间。每次绘制前先清空画布，实现时间的实时刷新。

import turtle ,datetime def drawGap (): turtle.penup turtle.fd(5) def drawLine(draw):#绘制单段数码管 drawGap () turtle. pendown() if draw else turtle.penup() turtle. fd(40) drawGap () turtle. right (90) def drawDigit(d)：＃根据数字绘制七段数码管 drawLine(True) if d in [2,3,4.5.6,8,9] else drawLine (False) drawL ine (True) if d in [0,,1.3.4.5.6.7,8,9] elze draWL ine (False) dravLine (rrue) if din [0,2.3,5,6,8,9〕 elze drvL ine (Falze) drawLine (True) if d in turtle. left (90) [0, 2, 6, 8] else drawline (False) drawLine (True) if a 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) turtle. left (180) [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) 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(-350) turtle. pensize (5) drawDate (datetime.datetime.now().strftime (‘%Y-%m=%d+’)) turtle.hide turtle() main ()在这段代码基础上将年月日改成年月日➕时分秒后，实现时间的实时更新

可以在 drawDate(date) 函数中，将字符串格式的时间转换成年月日时分秒格式，并依次调用 drawDigit(d) 函数绘制数字时钟。然后使用 Python 的 time 模块来实现时间的实时更新。具体实现如下所示：

import turtle
import datetime
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(d):
    drawLine(True) if d in [2,3,4,5,6,8,9] else drawLine(False)
    drawLine(True) if d in [0,1,3,4,5,6,7,8,9] else drawLine(False)
    drawLine(True) if d in [0,2,3,5,6,8,9] else drawLine(False)
    drawLine(True) if d in [0,2,6,8] else drawLine(False)
    turtle.left(90)
    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('年', font=('Arial', 18, 'normal'))
            turtle.pencolor('green')
            turtle.fd(40)
            turtle.write('月', font=('Arial', 18, 'normal'))
            turtle.pencolor('blue')
            turtle.fd(40)
            turtle.write('日', font=('Arial', 18, 'normal'))
            turtle.pencolor('purple')
            turtle.fd(40)
            turtle.write('时', font=('Arial', 18, 'normal'))
            turtle.pencolor('orange')
            turtle.fd(40)
            turtle.write('分', font=('Arial', 18, 'normal'))
            turtle.pencolor('black')
            turtle.fd(40)
            turtle.write('秒', font=('Arial', 18, 'normal'))
            turtle.pencolor('red')
            turtle.fd(40)
        elif i == '+':
            pass
        else:
            drawDigit(eval(i))

def main():
    turtle.setup(800, 350, 200, 200)
    turtle.penup()
    turtle.fd(-350)
    turtle.pensize(5)

    while True:
        drawDate(datetime.datetime.now().strftime('%Y-%m-%d+%H%M%S'))
        turtle.clear()
        time.sleep(1)

if __name__ == '__main__':
    main()

这样就可以实现数字时钟的实时更新了。