save project

my_tree.py

@@ -11,9 +11,9 @@ def tree(n):
             pen.color('sienna')
             pen.pensize(n / 10)
         pen.forward(n)
-        angle = randomr.randint()
+        angle = random.random()
         pen.right(30*angle)
-        length = 1.5*random.randint()
+        length = 1.5*random.random()
         tree(n-10*length)       
         pen.left(60*angle)
         tree(n-10*length)