'See the docs for xmodule.modulestore.mixed.MixedModuleStore'

@contextmanager
def bulk_operations(self, course_id, emit_signals=True, ignore_case=False):

    (course_id, _) = strip_ccx(course_id)
    with self._modulestore.bulk_operations(course_id, emit_signals=emit_signals, ignore_case=ignore_case):
        (yield)
