拆包和元组包装<p>先来看一行代码</p> <pre><code class="language-python">if __name__ = '__main__': #定义不被包含的脚本范围 x = 10 y = 20 # 这是拆包操作 =右边其实是定义为元组(tuple) x, y = y, x print("x:{},y:{}".format(x, y)) >>>> x:20,y:10</code></pre>