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()

来源：https://blog.csdn.net/qq_40006058/article/details/78995554