擅长:python、mysql、java
<p>来自<a href="http://docs.python.org/2/library/sys.html#sys.platform" rel="nofollow">the docs</a>:</p>
<blockquote>
<p><em>Changed in version 2.7.3:</em> Since lots of code check for <code>sys.platform == 'linux2'</code>, and there is no essential change between Linux 2.x and 3.x, <code>sys.platform</code> is always set to <code>'linux2'</code>, even on Linux 3.x.</p>
</blockquote>