     </tr>
    </thead>
    <tbody>
        <tr>
          <td><code>sequences</code></td>
          <td>
                <code>List[List[Union[str, int]]</code>
          </td>
          <td><p>A list of sequences, either tokenized or label encoded SMILES.</p></td>
          <td>
              <em>required</em>
          </td>
        </tr>
        <tr>
          <td><code>padding_length</code></td>
          <td>
                <code>int</code>
          </td>
          <td><p>The length to pad the seque