def _on_channel_open(
self,
on_close: Optional[Callable[[pika.channel.Channel, Exception],
Awaitable[None]]],
channel: pika.channel.Channel,
) -> None:
channel.add_on_close_callback(
partial(self._on_channel_closed, on_close))
if self._fut is None:
raise RuntimeError()
self._fut.set_result(channel)
def _create_channel(self, timeout=None):
future = self._create_future(timeout=timeout)
self._channel_maker(future.set_result)
channel = yield from future # type: pika.channel.Channel
channel.confirm_delivery(self._on_delivery_confirmation)
channel.add_on_close_callback(self._on_channel_close)
channel.add_on_return_callback(self._on_return)
return channel
def initialize(self, timeout=None) -> None:
if self._closing.done():
raise RuntimeError("Can't initialize closed channel")
future = self._create_future(timeout=timeout)
self.__connection._connection.channel(future.set_result)
channel = yield from future # type: pika.channel.Channel
channel.confirm_delivery(self._on_delivery_confirmation)
channel.add_on_close_callback(self._on_channel_close)
self.__channel = channel
def _create_channel(self, timeout=None):
future = self._create_future(timeout=timeout)
self._channel_maker(future.set_result,
channel_number=self._channel_number)
channel = yield from future # type: pika.channel.Channel
if self._publisher_confirms:
channel.confirm_delivery(self._on_delivery_confirmation)
if self._on_return_raises:
channel.add_on_return_callback(self._on_return_delivery)
channel.add_on_close_callback(self._on_channel_close)
channel.add_on_return_callback(self._on_return)
return channel
