Commit ee630626 by BellCodeEditor

auto save

parent 3ce31792
Showing with 21 additions and 16 deletions
for 变量 in XXX:
执行内容
range( , , ) 生成一个整数序列
开始 结尾 步长
(默认为0 (不包含) (默认为1
索引
...@@ -2,20 +2,18 @@ ...@@ -2,20 +2,18 @@
使用turtle模块画图 使用turtle模块画图
每次移动都增加画笔移动的长度,并旋转91°,重复执行300次,查看效果 每次移动都增加画笔移动的长度,并旋转91°,重复执行300次,查看效果
""" """
import turtle import turtle # 导入turtle模块
screen=turtle.Screen() # 创建画布
screen.bgcolor("black") # 设置画布的背景颜色为黑色
pen = turtle.Pen() pen=turtle.Pen() # 创建画笔
screen = turtle.Screen() pen.speed(0) # 设置画笔速度,0最快,1-10速度依次增加
screen.bgcolor("light pink") # d=1 # 初始化步数的变量
colors=["white","blue","violet","cyan"] colors=["red","blue","green","yellow"]
# 请创造师在下面接着创作
distance=1
pen.speed(1000)
for i in range(1,300): for i in range(1,300):
pen.pencolor(colors[i%4]) pen.pencolor(colors[i%4]) # 获取列表中的元素:colors[索引]
pen.forward(i) pen.fd(i)# 画笔前进
pen.right(91) pen.right(91)# 画笔右转
# 隐藏画笔,保存画布 # d+=1# 变量d自增1
pen.hideturtle() pen.hideturtle()# 隐藏画笔
turtle.done() turtle.done()# 保存画布
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