代码如下：
# -*- coding:utf-8 -*-
#画一朵花+签名
import turtle
turtle.color('red','green')
turtle.pensize(5)
turtle.goto(0,0)
turtle.speed(10)
for i in range(15):
turtle.forward(100)
turtle.right(150)
turtle.up()
turtle.goto(150,-120)
turtle.color('black')
turtle.write("xxx" )
turtle.up()
turtle.goto(160,-140)
turtle.color('black')
turtle.write("2018 年 1 月 10 日" )
turtle.up()
turtle.goto(240,-160)
turtle.color('black')
turtle.write("." )
turtle.done()
二、画五角星脸+签名
代码如下：
# -*- coding:utf-8 -*-
#画五角星脸+签名
import turtle
turtle.color('red','green')
turtle.pensize(5)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.right(144)
turtle.forward(100)
turtle.up()
turtle.goto(150,120)
turtle.down()
turtle.color('red','green')
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.up()
turtle.goto(-80,90)
turtle.down()
turtle.color('red','green')
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.right(144)
turtle.forward(50)
turtle.up()
turtle.goto(150,-120)
turtle.color('black')
turtle.write("xxx" )
turtle.up()
turtle.goto(160,-140)
turtle.color('black')
turtle.write("2018 年 1 月 7 日" )
turtle.up()
turtle.goto(240,-160)
turtle.color('black')
turtle.write("." )
turtle.done()
词云图是数据分析中比较常见的一种可视化手段。词云图，也叫文字云，是对文本中出现频率较高的 关键词 予以视觉化的展现，出现越多的词，在词云图中展示越显眼。词云图过滤掉大量低频低质的文本信息，因此只要一眼扫过文本就可 领略文章主旨 。
例如
