bpo-37504: Fix documentation build with texinfo builder

mitya57 · mitya57 · commit 3329cd590bfa · 2019-08-15T15:50:39.000+03:00
In the table model used by docutils, the `cols` attribute of `tgroup` nodes is mandatory, see [1]. It is used in texinfo builder in [2]. [1]: https://www.oasis-open.org/specs/tm9901.htm#AEN348 [2]: https://github.com/sphinx-doc/sphinx/blob/v2.1.2/sphinx/writers/texinfo.py#L1129
diff --git a/Doc/tools/extensions/pyspecific.py b/Doc/tools/extensions/pyspecific.py
@@ -536,6 +536,7 @@ def process_audit_events(app, doctree, fromdocname):
         nodes.colspec(colwidth=30),
         nodes.colspec(colwidth=55),
         nodes.colspec(colwidth=15),
+        cols=3,
     )
     head = nodes.thead()
     body = nodes.tbody()

Original file line number	Diff line number	Diff line change
`@@ -536,6 +536,7 @@ def process_audit_events(app, doctree, fromdocname):`
`536`	`536`	`nodes.colspec(colwidth=30),`
`537`	`537`	`nodes.colspec(colwidth=55),`
`538`	`538`	`nodes.colspec(colwidth=15),`
	`539`	`+ cols=3,`
`539`	`540`	`)`
`540`	`541`	`head = nodes.thead()`
`541`	`542`	`body = nodes.tbody()`