Turn \input, \include, and \verbatiminput into XInclude elements instead
of something ad-hoc.
diff --git a/Doc/tools/sgmlconv/docfixer.py b/Doc/tools/sgmlconv/docfixer.py
index 867ec50..c1ea970 100755
--- a/Doc/tools/sgmlconv/docfixer.py
+++ b/Doc/tools/sgmlconv/docfixer.py
@@ -615,7 +615,7 @@
PARA_LEVEL_PRECEEDERS = (
"setindexsubitem", "author",
- "stindex", "obindex", "COMMENT", "label", "input", "title",
+ "stindex", "obindex", "COMMENT", "label", "xi:include", "title",
"versionadded", "versionchanged", "declaremodule", "modulesynopsis",
"moduleauthor", "indexterm", "leader",
)