https://travis-ci.org/wikimedia/pywikibot/jobs/384500000#L4190
```lang=python
___ PageGeneratorIntersectTestCase.test_intersect_newpages_and_recentchanges ___
self = <tests.pagegenerators_tests.PageGeneratorIntersectTestCase testMethod=test_intersect_newpages_and_recentchanges>
def test_intersect_newpages_and_recentchanges(self):
"""Test intersection betweem newpages and recentchanges."""
site = self.get_site()
self.assertEqualItertools(
[pagegenerators.NewpagesPageGenerator(site=site, total=50),
> pagegenerators.RecentChangesPageGenerator(site=site, total=200)])
tests/pagegenerators_tests.py:1416:
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
tests/thread_tests.py:52: in assertEqualItertools
set_result = set(datasets[0]).intersection(*datasets[1:])
pywikibot/page.py:419: in __hash__
return hash(unicode(self))
pywikibot/tools/__init__.py:222: in __str__
return self.__unicode__()
pywikibot/page.py:387: in __unicode__
return self.title(asLink=True, forceInterwiki=True)
pywikibot/tools/__init__.py:1446: in wrapper
return obj(*__args, **__kw)
pywikibot/page.py:322: in title
title = self._link.canonical_title()
pywikibot/page.py:5732: in canonical_title
if self.namespace != Namespace.MAIN:
pywikibot/page.py:5693: in namespace
self.parse()
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
self = <[InvalidTitle("'User:#8391714' has no title.") raised in repr()] Link object at 0x7f2150b6d080>
def parse(self):
"""
Parse wikitext of the link.
Called internally when accessing attributes.
"""
self._site = self._source
self._namespace = self._defaultns
self._is_interwiki = False
ns_prefix = False
old_position = int(self._text.startswith(':'))
colon_position = self._text.find(':', old_position)
first_other_site = None
while colon_position >= 0:
prefix = self._text[old_position:colon_position].lower()
# All spaces after a prefix are discarded
colon_position += 1
while (len(self._text) > colon_position and
self._text[colon_position] == ' '):
colon_position += 1
ns = self._site.namespaces.lookup_name(prefix)
if ns:
if len(self._text) <= colon_position:
raise pywikibot.InvalidTitle(
"'{0}' has no title.".format(self._text))
self._namespace = ns
ns_prefix = True
old_position = colon_position
break
try:
newsite = self._site.interwiki(prefix)
except KeyError:
break # text before : doesn't match any known prefix
except SiteDefinitionError as e:
raise SiteDefinitionError(
'{0} is not a local page on {1}, and the interwiki '
'prefix {2} is not supported by Pywikibot!\n{3}'
.format(self._text, self._site, prefix, e))
else:
if first_other_site:
if not self._site.local_interwiki(prefix):
raise pywikibot.InvalidTitle(
u'{0} links to a non local site {1} via an '
'interwiki link to {2}.'.format(
self._text, newsite, first_other_site))
elif newsite != self._source:
first_other_site = newsite
self._site = newsite
self._is_interwiki = True
old_position = colon_position
colon_position = self._text.find(':', old_position)
# Remove any namespaces/interwiki prefixes
t = self._text[old_position:]
if u"#" in t:
t, sec = t.split(u'#', 1)
t, self._section = t.rstrip(), sec.lstrip()
else:
self._section = None
if ns_prefix:
# 'namespace:' is not a valid title
if not t:
raise pywikibot.InvalidTitle(
> u"'{0}' has no title.".format(self._text))
E pywikibot.exceptions.InvalidTitle: 'User:#8391714' has no title.
```