requester.py

from osparc_control import PairedTransmitter

paired_transmitter = PairedTransmitter(
    remote_host="localhost",
    exposed_commands=[],  # not required to define an interface
    # since both `PairedTransmitter`s run on the same host ports need to different
    remote_port=2345,
    listen_port=2346,
)

# using a context manager allows to avoid calling
# paired_transmitter.start_background_sync() before making/receiving requests
# paired_transmitter.stop_background_sync() to close and cleanup when done
with paired_transmitter:
    random_int = paired_transmitter.request_with_immediate_reply(
        "random_in_range", timeout=10.0, params={"a": 1, "b": 10}
    )
    print(random_int)
    assert random_int is not None  # noqa: S101
    assert 1 <= random_int <= 10  # noqa: S101