Python sync.async_to_sync方法代碼示例

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def _abort_processing(self, obj):
        """Abort processing of the current data object.

        Also notify worker and frontend.
        """
        async_to_sync(self._send_reply)(
            obj, {ExecutorProtocol.RESULT: ExecutorProtocol.RESULT_ERROR}
        )
        async_to_sync(consumer.send_event)(
            {
                WorkerProtocol.COMMAND: WorkerProtocol.ABORT,
                WorkerProtocol.DATA_ID: obj[ExecutorProtocol.DATA_ID],
                WorkerProtocol.FINISH_COMMUNICATE_EXTRA: {
                    "executor": getattr(settings, "FLOW_EXECUTOR", {}).get(
                        "NAME", "resolwe.flow.executors.local"
                    ),
                },
            }
        ) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def async_test(func):
    """
    Wrap async_to_sync with another function because Pytest complains about
    collecting the resulting callable object as a test because it's not a true
    function:

    PytestCollectionWarning: cannot collect 'test_foo' because it is not a
    function.
    """
    # inner import because for Python 3.6+ tests only
    from asgiref.sync import async_to_sync

    sync_func = async_to_sync(func)

    @functools.wraps(func)
    def wrapper(*args, **kwargs):
        return sync_func(*args, **kwargs)

    return wrapper 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def test_perform_both(self):
        service = NabWeatherd()
        writer = MockWriter()
        service.writer = writer
        config_t = ("75005", NabWeatherd.UNIT_CELSIUS, "both")
        expiration = datetime.datetime(2019, 4, 22, 0, 0, 0)
        async_to_sync(service.perform)(expiration, "today", config_t)
        self.assertEqual(len(writer.written), 3)
        packet = writer.written[0]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "info")
        self.assertEqual(packet_json["info_id"], "nabweatherd_rain")
        packet = writer.written[1]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "info")
        self.assertEqual(packet_json["info_id"], "nabweatherd")
        self.assertTrue("animation" in packet_json)
        packet = writer.written[2]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "message")
        self.assertTrue("signature" in packet_json)
        self.assertTrue("body" in packet_json) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def test_perform_rain(self):
        service = NabWeatherd()
        writer = MockWriter()
        service.writer = writer
        config_t = ("75005", NabWeatherd.UNIT_CELSIUS, "rain")
        expiration = datetime.datetime(2019, 4, 22, 0, 0, 0)
        async_to_sync(service.perform)(expiration, "today", config_t)
        self.assertEqual(len(writer.written), 3)
        packet = writer.written[0]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "info")
        self.assertEqual(packet_json["info_id"], "nabweatherd_rain")
        packet = writer.written[1]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "info")
        self.assertEqual(packet_json["info_id"], "nabweatherd")
        self.assertFalse("animation" in packet_json)
        packet = writer.written[2]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "message")
        self.assertTrue("signature" in packet_json)
        self.assertTrue("body" in packet_json) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def test_perform(self):
        service = NabWeatherd()
        writer = MockWriter()
        service.writer = writer
        config_t = ("75005", NabWeatherd.UNIT_CELSIUS, "weather")
        expiration = datetime.datetime(2019, 4, 22, 0, 0, 0)
        async_to_sync(service.perform)(expiration, "today", config_t)
        self.assertEqual(len(writer.written), 3)
        packet = writer.written[0]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "info")
        self.assertEqual(packet_json["info_id"], "nabweatherd_rain")
        packet = writer.written[1]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "info")
        self.assertEqual(packet_json["info_id"], "nabweatherd")
        self.assertTrue("animation" in packet_json)
        packet = writer.written[2]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "message")
        self.assertTrue("signature" in packet_json)
        self.assertTrue("body" in packet_json) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def test_perform(self):
        config = models.Config.load()
        config.index_airquality = "aqi"
        config.visual_airquality = "always"
        config.localisation = None
        config.save()
        service = NabAirqualityd()
        writer = MockWriter()
        service.writer = writer
        config_t = ("aqi", "always")
        expiration = datetime.datetime(2019, 4, 22, 0, 0, 0)
        async_to_sync(service.perform)(expiration, "today", config_t)
        self.assertEqual(len(writer.written), 2)
        packet = writer.written[0]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "info")
        self.assertEqual(packet_json["info_id"], "nabairqualityd")
        self.assertTrue("animation" in packet_json)
        packet = writer.written[1]
        packet_json = json.loads(packet.decode("utf8"))
        self.assertEqual(packet_json["type"], "message")
        self.assertTrue("signature" in packet_json)
        self.assertTrue("body" in packet_json) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def _queue_response_channel(self, obj):
        """Generate the feedback channel name from the object's id.

        :param obj: The Channels message object.
        """
        return "{}.{}".format(
            state.MANAGER_EXECUTOR_CHANNELS.queue_response,
            obj[ExecutorProtocol.DATA_ID],
        )

    # The handle_* methods are all Django synchronized, meaning they're run
    # in separate threads. Having this method be sync and calling async_to_sync
    # on rpush itself would mean reading self._redis from the sync thread,
    # which isn't very tidy. If it's async, it'll be called from the main
    # thread by the async_to_sync calls in handle_*. 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def handle_get_referenced_files(self, obj):
        """Get a list of files referenced by the data object.

        To get the entire output this request must be sent after processing
        is finished.

        :param obj: The Channels message object. Command object format:

            .. code-block:: none

                {
                    'command': 'get_referenced_data',
                    'data_id': [id of the :class:`~resolwe.flow.models.Data`
                               object],
                }
        """
        try:
            data_id = obj[ExecutorProtocol.DATA_ID]
            data = Data.objects.get(pk=data_id)
        except Data.DoesNotExist:
            logger.error(
                "Data object does not exist (handle_get_referenced_files).",
                extra={"data_id": data_id,},
            )
            self._abort_processing(obj)
            return

        async_to_sync(self._send_reply)(
            obj,
            {
                ExecutorProtocol.RESULT: ExecutorProtocol.RESULT_OK,
                ExecutorProtocol.REFERENCED_FILES: referenced_files(data),
            },
        ) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def handle_get_files_to_download(self, obj):
        """Get a list of files belonging to a given storage location object.

        :param obj: The Channels message object. Command object format:

            .. code-block:: none

                {
                    'command': 'get_files_to_download',
                    'data_id': [id of the :class:`~resolwe.flow.models.Data`
                               object],
                    'storage_location_id': id of the :class:`~resolwe.storage.models.StorageLocation` object.
                }
        """
        try:
            storage_location_id = obj[ExecutorProtocol.STORAGE_LOCATION_ID]
            location = StorageLocation.objects.get(pk=storage_location_id)
        except StorageLocation.DoesNotExist:
            logger.error(
                "StorageLocation object does not exist (handle_get_files_to_download).",
                extra={"storage_location_id": storage_location_id,},
            )
            self._abort_processing(obj)
            return
        async_to_sync(self._send_reply)(
            obj,
            {
                ExecutorProtocol.RESULT: ExecutorProtocol.RESULT_OK,
                ExecutorProtocol.REFERENCED_FILES: list(location.files.values()),
            },
        ) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def handle_abort(self, obj):
        """Handle an incoming ``Data`` abort processing request.

        .. IMPORTANT::

            This only makes manager's state consistent and doesn't
            affect Data object in any way. Any changes to the Data
            must be applied over ``handle_update`` method.

        :param obj: The Channels message object. Command object format:

            .. code-block:: none

                {
                    'command': 'abort',
                    'data_id': [id of the :class:`~resolwe.flow.models.Data` object
                               this command was triggered by],
                }
        """
        async_to_sync(consumer.send_event)(
            {
                WorkerProtocol.COMMAND: WorkerProtocol.ABORT,
                WorkerProtocol.DATA_ID: obj[ExecutorProtocol.DATA_ID],
                WorkerProtocol.FINISH_COMMUNICATE_EXTRA: {
                    "executor": getattr(settings, "FLOW_EXECUTOR", {}).get(
                        "NAME", "resolwe.flow.executors.local"
                    ),
                },
            }
        ) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def connect(self):
        # 創建channels group， 命名為：用戶名，並使用channel_layer寫入到redis
        async_to_sync(self.channel_layer.group_add)(self.scope['user'].username, self.channel_name)

        # 返回給receive方法處理
        self.accept() 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def receive(self, text_data):
        async_to_sync(self.channel_layer.group_send)(
            self.scope['user'].username,
            {
                "type": "user.message",
                "text": text_data,
            },
        ) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def disconnect(self, close_code):
        async_to_sync(self.channel_layer.group_discard)(self.scope['user'].username, self.channel_name)


# class StatsConsumer(WebsocketConsumer):
#
#     def connect(self):
#         async_to_sync(self.channel_layer.group_add)(self.scope['user'].username, self.channel_name)
#
#         self.accept()
#
#     def receive(self, text_data):
#         key = '-'.join(('django-mstats-processlist', str(self.scope['user'].uid)))
#         cache.set(key, 'start', timeout=None)
#         show_processlist.delay(host=text_data, user=self.scope['user'].username, key=key)
#
#         async_to_sync(self.channel_layer.group_send)(
#             self.scope['user'].username,
#             {
#                 "type": "user.message",
#                 "text": text_data,
#             },
#         )
#
#     def user_message(self, event):
#         self.send(text_data=event["text"])
#
#     def disconnect(self, close_code):
#         key = '-'.join(('django-mstats-processlist', str(self.scope['user'].uid)))
#         cache.set(key, 'end', timeout=None)
#         async_to_sync(self.channel_layer.group_discard)(self.scope['user'].username, self.channel_name) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def fetch(**kwargs):
    params = P(**kwargs)
    return async_to_sync(scrapetable.fetch)(params) 

# 需要導入模塊: from asgiref import sync [as 別名]
# 或者: from asgiref.sync import async_to_sync [as 別名]
def fetch(params, input_dataframe):
    async def get_input_dataframe():
        return input_dataframe

    return async_to_sync(urlscraper.fetch)(
        params, get_input_dataframe=get_input_dataframe
    )