def _get_urlconf_module(self):
        try:
            return self._urlconf_module
        except AttributeError:
            try:
                self._urlconf_module = __import__(self.urlconf_name, {}, {}, [''])
            except __HOLE__, e:
                # Invalid urlconf_name, such as "foo.bar." (note trailing period)
                raise ImproperlyConfigured, "Error while importing URLconf %r: %s" % (self.urlconf_name, e)
            return self._urlconf_module
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-0.96/django/core/urlresolvers.py/RegexURLResolver._get_urlconf_module