五星红旗
import turtle
def goto(x,y):
turtle.up()
turtle.goto(x,y)
turtle.down()
def draw(x):
turtle.begin_fill()
for i in range(5):
turtle.forward(x)
turtle.right(144)
turtle.end_fill()
turtle.setup(600,400,0,0)
turtle.color('yellow')
turtle.bgcolor('red')
turtle.fillcolor('yellow')
goto(-250,75)
# turtle.up()
# turtle.goto(-250,75)
# turtle.down()
draw(100)
# turtle.begin_fill()
# for i in range(5):
# turtle.forward(100)
# turtle.right(144)
# turtle.end_fill()
goto(-100,175)
# turtle.up()
# turtle.goto(-100,150)
# turtle.down()
turtle.right(6)
draw(50)
# turtle.begin_fill()
# for i in range(5):
# turtle.forward(50)
# turtle.right(144)
# turtle.end_fill()
goto(-100,-25)
draw(50)
goto(-70,108)
draw(50)
goto(-70,42)
turtle.left(2)
draw(50)
turtle.done()
字符串练习
html = 'http://news.gzcc.cn/html/2018/xiaoyuanxinwen_0314/9024.html'
print(html[-14:-5], '\n ----------------------')
html_end = '.html'
html1 = 'https://docs.python.org/dev/library/'
a = ['string', 'sys', 'turtle', 'os']
for g in a:
html = html1 + str(g) + html_end
print(html)
print('\n ----------------------')
new_html = 'http://news.gzcc.cn/html/2018/xiaoyuanxinwen/'
new=new_html+'index'+html_end
print(new)
for i in range(2, 229):
new = new_html + str(i) + html_end
print(new)
