auto save

my_tree.py

 import turtle
-
+import random
 pen = turtle.Turtle()
 pen.color('sienna')
 # 画布大小
@@ -13,29 +13,20 @@ pen.left(90)
 
 
 def f(n):
-    if n>=50:
-        pen.pensize(2)
-        
+    if n>=1:
+        pen.pensize(n/10)
         pen.forward(n)
         p=random.randint(0,30)
-        l=random.randint(1,15)
+        l=random.randint(0,30)
         pen.right(p)
         f(n-l)
         pen.left(2*p)
         f(n-l)
         pen.right(p)
         pen.up()
-        
-        
         pen.backward(n)
         pen.right(40)
         pen.down()
     
-
-
-
-
-
-
 f(100)
 turtle.done()