jupyter_comm_target_registration_and_bidirectional_messaging.py

1from comm import create_comm, get_comm_manager
2
3# Register a target to handle incoming messages from the frontend
4def target_func(comm, open_msg):
5    @comm.on_msg
6    def _recv(msg):
7        # Respond to a message from the frontend
8        data = msg['content']['data']
9        comm.send({'echo': data})
10
11# Register the target with a unique name
12get_comm_manager().register_target('my_comm_target', target_func)
13
14# Alternatively, initiate a comm from the Python side to the frontend
15my_comm = create_comm(target_name='my_comm_target', data={'state': 'connected'})
16my_comm.send({'foo': 'bar'})