span><span class="o">=</span><span class="s2">&quot;[PAD]&quot;</span>
    <span class="p">)</span>
    <span class="n">dataset</span> <span class="o">=</span> <span class="p">[[</span><span class="n">token2label</span><span class="p">[</span><span class="n">token</span><span class="p">]</span> <span class="k">for</span> <span class="n">token</span> <span class="ow">in</span> <span class="n">tokens</span><span class="p">]</span> <span class="k">for</span> <span class="n">tokens</span> <span class="ow">in</s