hlight"><pre><span></span><span class="kn">import</span><span class="w"> </span><span class="nn">pandas</span><span class="w"> </span><span class="k">as</span><span class="w"> </span><span class="nn">pd</span>
<span class="kn">from</span><span class="w"> </span><span class="nn">service.oracle</span><span class="w"> </span><span class="kn">import</span> <span class="n">Oracle</span>
<span class="kn">from</span><span class="w"> </span><span class="nn">service.oracle_strategy</span><span class="w"> </span><spa