Repurposing the function parameter doc for stepping through
doc.sections.__str__() is not nice. Use new variable @text instead.
While there, eliminate variables name and func.
Signed-off-by: Markus Armbruster <armbru@redhat.com>
Message-Id: <20171002141341.24616-7-armbru@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>