s_to_drop</code></td>
          <td>
                <code>list</code>
          </td>
          <td><p>a list of columns to drop from the source DataStream</p></td>
          <td>
              <em>required</em>
          </td>
        </tr>
    </tbody>
  </table>

<details class="return">
  <summary>Return</summary>
  <p>A DataStream consisting of all columns in the source DataStream that are not in <code>cols_to_drop</code>.</p>
</details>
<p><strong>Examples:</strong></p>
    <div class="highlight"><pr