-@task
-def _publishable_error(book, language=None):
- prev_language = translation.get_language()
- language and translation.activate(language)
- try:
- return book.assert_publishable()
- except AssertionError, e:
- return e
- else:
- return None
- finally:
- translation.activate(prev_language)
-
-def publishable_error(book):
- return _publishable_error.delay(book,
- translation.get_language()).wait()
-
-