title: How to make cell borders of table with python-docx
body: <p>I want to setup cell borders with python-docx. I used the follow command, but error happens.</p>
  <pre><code>document = Document(&quot;mydoc.docx&quot;)
  table = document.add_table(rows=1, cols=3, style='Table Grid')
  </code></pre>
  <p>The error is as follows;</p>
  <pre><code>KeyError: &quot;no style with name 'TableGrid'&quot;
  </code></pre>