save project

my_tree.py

@@ -15,10 +15,13 @@ pen.down()
 
 def tree(n):
     if n>=0:
+        pen.pesize(n/10)
         pen.speed(0)
         pen.forward(n)
+        angle=random.randint(0,30)
+        length=random.randint(1,15)
         pen.right(30)
-        tree(n-10)
+        tree(n-length)
         pen.left(60)
         tree(n-10)
         pen.right(30)