save project

my_tree.py

@@ -2,12 +2,22 @@ import turtle
 import random
 import random
 def tree(n):
 def tree(n):
     if n>=0:
     if n>=0:
+        if n <= 12:
+            color_list = ['snow','lightcoral']
+            color=random.choice(color_list)
+            pen.color(color)
+            pen.pensize(n/3)
+        else:
+            pen.color('sienna')
+            pen.pensize(n/10)        
         pen.forward(n)
         pen.forward(n)
-        pen.right(30)
-        tree(n-10)
-        pen.left(60)
-        tree(n-10)
-        pen.right(30)
+        angle = random.random()
+        pen.right(30*angle)
+        length = 1.5*random()
+        tree(n-10*length)
+        pen.left(60*length)
+        tree(n-10*length)
+        pen.right(30*angle)
         pen.up()
         pen.up()
         pen.backward(n)
         pen.backward(n)
         pen.down()
         pen.down()