mirror of
https://github.com/JoelBender/bacpypes
synced 2025-10-27 00:57:47 +08:00
76 lines
1.4 KiB
Python
76 lines
1.4 KiB
Python
#!/usr/bin/python
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"""
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This application demonstrates doing something at a regular interval.
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"""
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import sys
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import time
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from threading import Thread, Event
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from bacpypes.debugging import bacpypes_debugging, ModuleLogger
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from bacpypes.consolelogging import ArgumentParser
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from bacpypes.core import run
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from bacpypes.task import recurring_function
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# some debugging
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_debug = 0
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_log = ModuleLogger(globals())
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def write_flush(text):
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"""Print the text, flush immediately."""
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sys.stdout.write(text)
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sys.stdout.flush()
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@recurring_function(3000.0)
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def ding():
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"""Do something in the BACpypes run loop."""
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write_flush(".")
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class ProcessThread(Thread):
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def __init__(self):
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Thread.__init__(self)
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self._stop_event = Event()
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def run(self):
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while not self._stop_event.isSet():
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write_flush("#")
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time.sleep(2)
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def stop(self):
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self._stop_event.set()
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self.join()
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def main():
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# parse the command line arguments
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parser = ArgumentParser(description=__doc__)
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# now parse the arguments
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args = parser.parse_args()
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if _debug: _log.debug("initialization")
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if _debug: _log.debug(" - args: %r", args)
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# make the thread object and start it
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process_thread = ProcessThread()
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process_thread.start()
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_log.debug("running")
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run()
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_log.debug("fini")
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# tell the thread to stop
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process_thread.stop()
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if __name__ == "__main__":
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main()
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