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_anchor: str = None):
        self.server_connector = ServerUplinkConnector()
        self.anchor = custom_anchor or 'message'

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