擅长:python、mysql、java
<p>我找到了根本原因,对于我们的flask应用程序,我们添加了<a href="https://pypi.python.org/pypi/future" rel="nofollow noreferrer">future</a>包。在</p>
<blockquote>
<p>future is the missing compatibility layer between Python 2 and Python 3. It allows you to use a single, clean Python 3.x-compatible codebase to support both Python 2 and Python 3 with minimal overhead.</p>
</blockquote>
<p>此包重写<code>math.ceil</code>方法,它返回一个整数:</p>
<pre><code>In [5]: math.ceil.func_code
Out[5]: <code object ceil at 0x7fd74853cab0, file "/data/apps/ecoboost/eggs/future-0.16.0-py2.7.egg/future/backports/misc.py", line 31>
</code></pre>
<p>源代码如下:</p>
^{pr2}$