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#! python3
"""Python script for discovering SwitchBee Central Units."""
from argparse import ArgumentParser, RawDescriptionHelpFormatter
from asyncio import get_event_loop, sleep
from dataclasses import asdict
from pprint import PrettyPrinter
from switchbee.central_unit import CentralUnitFinder, CentralUnit
printer = PrettyPrinter(indent=4)
parser = ArgumentParser(
description="Discover and print info of SwitchBee Central Unit devices",
formatter_class=RawDescriptionHelpFormatter,
)
parser.add_argument(
"delay",
help="number of seconds to run, defaults to 3",
type=int,
nargs="?",
default=3,
)
async def print_devices(
delay: int,
) -> None:
"""Run the SwitchBee finder and register callback for discovered devices."""
def on_device_found_callback(device: CentralUnit) -> None:
"""Use as a callback printing found devices."""
printer.pprint(asdict(device))
print()
async with CentralUnitFinder(on_device_found_callback):
await sleep(delay)
if __name__ == "__main__":
args = parser.parse_args()
try:
get_event_loop().run_until_complete(print_devices(args.delay))
except KeyboardInterrupt:
exit()
|
