'Sends out the signal that library have been updated.'

def send_bulk_library_updated_signal(self, bulk_ops_record, library_id):

    if (self.signal_handler and bulk_ops_record.has_library_updated_item):
        self.signal_handler.send('library_updated', library_key=library_id)
        bulk_ops_record.has_library_updated_item = False
