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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def main():
 """Merge temp_main and main."""

    # Parse command line args.
    _parse_args()
    LOG.info("Starting: %s", __service_id__)

    # Subscribe to state change events.
    # FIXME(BMo) This API is unfortunate as it looks like we are only
    # subscribing to sdp_state events.
    LOG.info('Subscribing to state change events (subscriber = %s)',
             __service_name__)
    sdp_state = SDPState()
    _ = sdp_state.subscribe(subscriber=__service_name__)

    # Initialise the service.
    _ = _init(sdp_state)
    LOG.info('Finished initialising!')

    # Enter a pseudo event-loop (using Sched) to monitor for state change
    # events
    # (Also random set services into a fault or alarm state if enabled)
    LOG.info('Responding to state change events ...')
    try:
        _process_state_change_events()
    except ValueError as error:
        LOG.critical('Value error: %s', str(error))
    except KeyboardInterrupt as err:
        LOG.debug('Keyboard Interrupt %s', err)
    LOG.info('Exiting!')