def _onMessage(self, message):
        if message.handled:
            return

        messageType = message.getAttribute("type")

        if messageType == 'error':
            return

        if self.messageTypes not in messageType:
            message["type"] = 'normal'

        self.onMessage(message)
dataset/ETHPy150Open ralphm/wokkel/wokkel/xmppim.py/MessageProtocol._onMessage/swapped operands of `not in`