/td>
    </tr>
    <tr>
      <th>ylim</th>
      <td><p>the extent of the plotting area in the y-dimension (will be computed automatically if not specified).</p></td>
    </tr>
    <tr>
      <th>padding_factor</th>
      <td><p>if limits are not specified, by what factor should the extents of the data be padded</p></td>
    </tr>
    <tr>
      <th>xgrid</th>
      <td><p>whether to draw x axis grid lines</p></td>
    </tr>
    <tr>
      <th>ygrid</th>
      <td><p>whether to draw y axis grid lines</p></