def get_docs_to_commit(self):
        try:
            spec = {'synced': False}
            fields = {'_id': 0}
            cur = self.db.docs.find(spec, fields)
        except Exception as e:
            raise DatabaseException(e)
        return list(cur)
def set_values(self, values):
    self._locker.lock("emit_size_spin_button_value_changed")
    self._locker.lock("prevent_removal_below_min_size")