Source code for opsoro.stoppable_thread

import threading
import time


class StoppableThread(threading.Thread):
    """
	Thread class with a stop() method. The thread itself has to check regularly
	for the stopped() condition.
	"""

    def __init__(self, *args, **kwargs):
        super(StoppableThread, self).__init__(*args, **kwargs)

        # Start thread as soon as it is created
        super(StoppableThread, self).start()

        self._stop = threading.Event()

    # def start(self):
    #     self._stop.clear()

    def stop(self):
        self._stop.set()

    def stopped(self):
        return self._stop.isSet()

    def sleep(self, secs):
        if self.stopped():
            return

        remaining = secs
        delta = 0.2

        # Sleep in intervals of delta
        while remaining > delta:
            time.sleep(delta)
            remaining -= delta
            # Return immediately if stopped
            if self.stopped():
                return

        # Sleep remaining time and return
        time.sleep(remaining)