擅长:python、mysql、java
<p>为什么不使用<code>__main__</code>:<a href="https://docs.python.org/3/library/__main__.html" rel="nofollow noreferrer">https://docs.python.org/3/library/<strong>main</strong>.html</a></p>
<pre><code>if __name__ == '__main__':
print ('running as a script')
else:
print ('running as a web app')
</code></pre>
<p>适用于Python2.7和3.x</p>