save project

my_tree.py

@@ -12,6 +12,7 @@ def t(n):
         pen.down()
 
 pen = turtle.Turtle()
+pen.speed(100)
 pen.color('sienna')
 # 画布大小
 w = turtle.Screen()
@@ -23,7 +24,7 @@ pen.left(90)
 pen.up()
 pen.backward(150)    # 后退
 pen.down()
-t(60)
+t(100)
 
 turtle.done()