from lxml import etree
from django.conf import settings
import catalogue
from catalogue.test_utils import WLTestCase, get_fixture
from catalogue.models import Book
from librarian import WLURI, XMLNamespace
from lxml import etree
from django.conf import settings
import catalogue
from catalogue.test_utils import WLTestCase, get_fixture
from catalogue.models import Book
from librarian import WLURI, XMLNamespace