save project

my_tree.py

 import turtle
 import turtle
 pen = turtle.Turtle()
 pen = turtle.Turtle()
 pen.color('sienna')
 pen.color('sienna')
-pen.speed(10000)
+pen.speed(100000000)
 # 画布大小
 # 画布大小
 w = turtle.Screen()
 w = turtle.Screen()
 w.bgcolor('wheat')
 w.bgcolor('wheat')
+pen.hideturtle()
 pen.left(90)
 pen.left(90)
 pen.up()
 pen.up()
-pen.backward(150)
+pen.backward(250)
 pen.down()
 pen.down()
 def tree(n):
 def tree(n):
     if n>=50:
     if n>=50:
         pen.forward(n)
         pen.forward(n)
         pen.right(30)
         pen.right(30)
-        tree(n-25)
+        tree(n-8)
         pen.left(60)
         pen.left(60)
-        tree(n-25)
+        tree(n-8)
         pen.right(30)
         pen.right(30)
         pen.up()
         pen.up()
         pen.backward(n)
         pen.backward(n)