python使用turtle库绘制树


            本文实例为大家分享了python使用turtle库绘制树的具体代码，供大家参考，具体内容如下







# -*- coding: utf-8 -*-

"""

Spyder Editor



This is a temporary script file.

"""



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()





以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持中文源码网。