Files
flucto-heisskleber/tests/integration/async_streamer.py
Felix Weiler 8c985bdf3c Refactor/background tasks (#75)
* Add start, stop and __repr__ to sink and source types.

* Merge conflicts on mqtt async pub and resampler.

* Add start() and stop() functions to udp and zmq.

Change tests accordingly.

* Rename broker, ip, interface to common config name "host".

* Updated "host" entry in config files.

* Add lazyload to mqtt-source.
2024-02-22 18:50:13 +08:00

44 lines
1.1 KiB
Python

import asyncio
import numpy as np
from heisskleber.mqtt import AsyncMqttSubscriber, MqttConf
from heisskleber.stream.resampler import Resampler, ResamplerConf
async def main():
topic1 = "topic1"
topic2 = "topic2"
config = MqttConf(host="localhost", port=1883, user="", password="") # not a real password
sub1 = AsyncMqttSubscriber(config, topic1)
sub2 = AsyncMqttSubscriber(config, topic2)
resampler_config = ResamplerConf(resample_rate=250)
resampler1 = Resampler(resampler_config, sub1)
resampler2 = Resampler(resampler_config, sub2)
while True:
m1, m2 = await asyncio.gather(resampler1.receive(), resampler2.receive())
print(f"epoch: {m1['epoch']}")
print(f"diff: {diff(m1, m2)}")
def diff(dict1, dict2):
return dict(
zip(
dict1.keys(),
np.array(list(dict1.values())) - np.array(list(dict2.values())),
)
)
# Run the event loop
if __name__ == "__main__":
try:
asyncio.run(main())
except KeyboardInterrupt:
print("Keyboard Interrupt")