lass="kn">from</span> <span class="nn">__future__</span> <span class="kn">import</span> <span class="n">division</span>

<span class="n">__author__</span> <span class="o">=</span> <span class="s">&quot;Shyue Ping Ong&quot;</span>
<span class="n">__version__</span> <span class="o">=</span> <span class="s">&quot;2.0&quot;</span>
<span class="n">__maintainer__</span> <span class="o">=</span> <span class="s">&quot;Shyue Ping Ong&quot;</span>
<span class="n">__email__</span> <span class="o">=</span> <span class=