擅长:python、mysql、java
<p>已调用生成器函数,但调用生成器函数不会立即执行任何操作。阅读<a href="http://www.python.org/dev/peps/pep-0255/" rel="nofollow">the documentation</a>,其中解释:</p>
<blockquote>
<p>When a generator function is called, the actual arguments are bound to function-local formal argument names in the usual way, but no code in the body of the function is executed.</p>
</blockquote>