n class="nn">pa</span>
<span class="kn">from</span> <span class="nn">pyarrow</span> <span class="kn">import</span> <span class="n">feather</span> <span class="k">as</span> <span class="n">pf</span>
<span class="kn">from</span> <span class="nn">time_series_transform.io.base</span> <span class="kn">import</span> <span class="n">io_base</span>
<span class="kn">from</span> <span class="nn">time_series_transform.io.pandas</span> <span class="kn">import</span> <span class="p">(</span>
    <span class="n">from_pan