擅长:python、mysql、java
<p><strong>选项3:</strong></p>
<p>turtle和screen对象是由turtle包设计的全局实体。(当函数返回时,本地函数不会被回收。)只需将它们设为全局,并全局访问它们或将它们传递到需要它们的地方:</p>
<pre><code>from turtle import Screen, Turtle
def setUp(w):
w.setup(900, 600)
w.colormode(255)
def turtles(t):
t.shapesize(1.5, 1.5, 0)
t.color('red')
t.pensize(3)
t.shape('turtle')
def moveTurtle(t):
t.forward(50)
win = Screen()
t1 = Turtle()
setUp(win)
turtles(t1)
moveTurtle(t1)
</code></pre>