=================================== FAILURES ===================================
____________________ TestSiteGenerators.test_pagetemplates _____________________

self = <tests.site_tests.TestSiteGenerators testMethod=test_pagetemplates>

    def test_pagetemplates(self):
        """Test Site.pagetemplates."""
        pagetemplates_all = set(self.site.pagetemplates(self.mainpage))
        pagetemplates_ns_10 = set(self.site.pagetemplates(self.mainpage, namespaces=[10]))
    
        for te in pagetemplates_all:
            self.assertIsInstance(te, pywikibot.Page)
    
>       self.assertLessEqual(pagetemplates_ns_10, pagetemplates_all)
       AssertionError: set([Page(Template:Wikipedia languages/core), Page(Template:Did you know/Queue/Next), Page(Template:SelAnnivFooter), Page(Template:Main Page interwikis), Page(Template:Wikipedia's sister projects), Page(Template:TFArecentlist), Page(Template:In the news), Page(Template:Wikipedia languages), Page(Template:Remove file prefix), Page(Template:Nowrap), Page(Template:Str number/trim), Page(Template:Main page image), Page(Template:DYKbotdo), Page(Template:Other areas of Wikipedia), Page(Template:POTD/2017-07-01/5), Page(Template:POTD texttitle), Page(Template:Did you know/Queue/4), Page(Template:TFAfooter), Page(Template:TFAFULL), Page(Template:In the news/image), Page(Template:POTD protected/2017-07-04), Page(Template:POTD protected/2017-07-05), Page(Template:Str endswith), Page(Template:Main Page banner), Page(Template:Mbox), Page(Template:In the news/footer), Page(Template:Did you know), Page(Template:Start date), Page(Template:If empty), Page(Template:·)]) not less than or equal to set([Page(Template:Remove file prefix), Page(Template:Start date), Page(Module:Category handler/config), Page(Module:Namespace detect/config), Page(Template:SelAnnivFooter), Page(Module:TableTools), Page(Template:Main Page interwikis), Page(Template:Wikipedia's sister projects), Page(Wikipedia:Selected anniversaries/July 5), Page(Template:TFArecentlist), Page(Template:In the news), Page(Module:Category handler/data), Page(Template:POTD/2017-07-01/2), Page(Module:Str endswith), Page(Module:Random), Page(Template:Wikipedia languages), Page(Template:Mbox), Page(Template:Did you know), Page(Module:Category handler), Page(Wikipedia:Selected anniversaries/July 4), Page(Template:Str number/trim), Page(Template:Main page image), Page(Template:DYKbotdo), Page(Template:Other areas of Wikipedia), Page(Module:List), Page(Wikipedia:Today's featured article/July 4, 2017), Page(Template:POTD texttitle), Page(Template:Wikipedia languages/core), Page(Template:Did you know/Queue/4), Page(Template:TFAfooter), Page(Template:TFAFULL), Page(Module:No globals), Page(Module:Message box), Page(Template:POTD protected/2017-07-04), Page(Wikipedia:Main Page/Tomorrow), Page(Template:POTD protected/2017-07-05), Page(Module:Arguments), Page(Wikipedia:Today's featured article/July 5, 2017), Page(Module:Category handler/blacklist), Page(Module:If empty), Page(Module:Namespace detect/data), Page(Template:Str endswith), Page(Module:Message box/configuration), Page(Module:Yesno), Page(Template:Main Page banner), Page(Template:Did you know/Queue/Next), Page(Template:In the news/footer), Page(Module:Category handler/shared), Page(Template:Nowrap), Page(Module:String), Page(Template:In the news/image), Page(Template:If empty), Page(Template:·)])

tests/site_tests.py:560: AssertionError