baseimage-tutorial-framework/lib/tfw/message_sender.py

from datetime import datetime

from tfw.networking.event_handlers.server_connector import ServerUplinkConnector


class MessageSender:
    def __init__(self, custom_key: str = None):
        self.server_connector = ServerUplinkConnector()
        self.key = custom_key or 'message'

    def send(self, originator, message):
        data = {
            'originator': originator,
            'timestamp': datetime.now().isoformat(),
            'message': message
        }
        response = {'data': data}
        self.server_connector.send(self.key, response)