https://bugzilla.wikimedia.org/show_bug.cgi?id=55165
--- Comment #2 from Kunal Mehta (Legoktm) legoktm.wikipedia@gmail.com --- I found the patched editarticle.py on pastebin, woohoo!
<pre>33a34 > import pagegenerators 157c158 < self.page = pywikibot.Page(site, pageTitle) --- > self.page = iter(pagegenerators.PreloadingGenerator([pywikibot.Page(site, pageTitle)])).next()</pre>