save project

my_tree.py

@@ -5,23 +5,34 @@ pen.color('sienna')
 # 画布大小
 w = turtle.Screen()
 w.bgcolor('wheat')      # wheat小麦
-
 # 移动到起点
+pen.speed(100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000)
 pen.left(90)
 pen.up()
 pen.backward(150)    # 后退
 pen.down()
 def p(l):
-    if l>=50:
+    if l>=0:
+        pen.pensize(l/10)
         pen.forward(l)
-        pen.right(30)
-        p(l-random.randint(5,10))
+        ag = random.randint(0,30)
+        lth = random.randint(1,15)
+        pen.right(ag)
+        p(l-lth)
         pen.up()
         pen.down()
-        pen.left(60)
-        p(l-random.randint(5,10))
+        pen.left(2*ag)
+        p(l-lth)
         pen.up()
-        pen.right(30)
+        pen.right(ag)
         pen.backward(l)
-p(random.randint(50,100))
+        if l<=12:
+            list = ['snow','lightcoral']
+            a = random.choice(list)
+            pen.color(a)
+            pen.pensize(l/3)
+        else:
+            pen.color('sienna')
+            pen.pensize(l/10)
+p(60)
 turtle.done()