html

see:

https://www.w3schools.com/html/html_tables.asp

These python commands:

import pyRestTable
t = pyRestTable.Table()
t.labels = ('one', 'two', 'three' )
t.rows.append( ['1,1', '1,2', '1,3',] )
t.rows.append( ['2,1', '2,2', '2,3',] )
t.rows.append( ['3,1', '3,2', '3,3',] )
t.rows.append( ['4,1', '4,2', '4,3',] )
print(t.reST(fmt='html'))

build this table in HTML source code:

<table>
  <tr>
    <th>one</th>
    <th>two</th>
    <th>three</th>
  </tr>
  <tr>
    <td>1,1</td>
    <td>1,2</td>
    <td>1,3</td>
  </tr>
  <tr>
    <td>2,1</td>
    <td>2,2</td>
    <td>2,3</td>
  </tr>
  <tr>
    <td>3,1</td>
    <td>3,2</td>
    <td>3,3</td>
  </tr>
  <tr>
    <td>4,1</td>
    <td>4,2</td>
    <td>4,3</td>
  </tr>
</table>