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How to use _worker_teardown method in Molotov

Best Python code snippet using molotov_python

containers.py

Source:containers.py

...307                # we don't need this any more, and breaking the cycle means308                # this can be reclaimed immediately, rather than waiting for a309                # gc sweep310                del exc_info311                self._worker_teardown(worker_ctx)312    def _inject_dependencies(self, worker_ctx):313        for provider in self.dependencies:314            dependency = provider.get_dependency(worker_ctx)315            setattr(worker_ctx.service, provider.attr_name, dependency)316    def _worker_setup(self, worker_ctx):317        for provider in self.dependencies:318            provider.worker_setup(worker_ctx)319    def _worker_result(self, worker_ctx, result, exc_info):320        _log.debug('signalling result for %s', worker_ctx)321        for provider in self.dependencies:322            provider.worker_result(worker_ctx, result, exc_info)323    def _worker_teardown(self, worker_ctx):324        for provider in self.dependencies:325            provider.worker_teardown(worker_ctx)326    def _kill_worker_threads(self):327        """ Kill any currently executing worker threads.328        See :meth:`ServiceContainer.spawn_worker`329        """330        num_workers = len(self._worker_threads)331        if num_workers:332            _log.warning('killing %s active workers(s)', num_workers)333            for worker_ctx, gt in list(self._worker_threads.items()):334                _log.warning('killing active worker for %s', worker_ctx)335                gt.kill()336    def _kill_managed_threads(self):337        """ Kill any currently executing managed threads....

self_play.py

Source:self_play.py

...217        write_to_hdf(_env_.hdf_file_name, "fresh", df)218    tock = time.time()219    logger.warning("Worker %s played %d games (%d samples) in %.0fs (save=%.3fs)", 220        _env_.name, len(games_idxs), len(df.index), tock-tick, tock-tack)221def _worker_teardown(not_used):222    import time223    loop = asyncio.get_event_loop()224    try:225        for  t in _env_.tasks:226            t.cancel()227        loop.run_until_complete(asyncio.sleep(0.01))228        asyncio.get_event_loop().close()229    except Exception as e:230        logger.exception("An error occured during workers teardown.")231        raise e232    time.sleep(0.1)233def _err_cb(err):234    if isinstance(err, BaseException):235        logger.error("Got an exception from a worker: %s", err)...

test_fmwk.py

Source:test_fmwk.py

...228    @dedicatedloop229    def test_shutdown(self):230        res = []231        @teardown()232        def _worker_teardown(num):233            res.append("BYE WORKER")234        @global_teardown()235        def _teardown():236            res.append("BYE")237        @scenario(weight=100)238        async def test_two(session):239            os.kill(os.getpid(), signal.SIGTERM)240        args = self.get_args()241        results = Runner(args)()242        self.assertEqual(results["OK"], 1)243        self.assertEqual(results["FAILED"], 0)244        self.assertEqual(res, ["BYE WORKER", "BYE"])245    @dedicatedloop246    def test_shutdown_exception(self):247        @teardown()248        def _worker_teardown(num):249            raise Exception("bleh")250        @global_teardown()251        def _teardown():252            raise Exception("bleh")253        @scenario(weight=100)254        async def test_two(session):255            os.kill(os.getpid(), signal.SIGTERM)256        args = self.get_args()257        results = Runner(args)()258        self.assertEqual(results["OK"], 1)259    @async_test260    async def test_session_shutdown_exception(self, loop, console, results):261        @teardown_session()262        async def _teardown_session(wid, session):...

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