本文整理匯總了Python中trio.ClosedResourceError方法的典型用法代碼示例。如果您正苦於以下問題:Python trio.ClosedResourceError方法的具體用法?Python trio.ClosedResourceError怎麽用?Python trio.ClosedResourceError使用的例子?那麽, 這裏精選的方法代碼示例或許可以為您提供幫助。您也可以進一步了解該方法所在類trio
的用法示例。
在下文中一共展示了trio.ClosedResourceError方法的15個代碼示例,這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚,您的評價將有助於係統推薦出更棒的Python代碼示例。
示例1: run
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def run(self):
"""
Run the subscription.
:returns: This function returns when the sync is complete.
"""
logger.info("%r Starting", self)
async with trio.open_nursery() as nursery:
self._cancel_scope = nursery.cancel_scope
await self._set_initial_job_status()
nursery.start_soon(self._job_status_task)
try:
await self._run_sync()
except (trio.BrokenResourceError, trio.ClosedResourceError):
logger.info("%r Aborted", self)
nursery.cancel_scope.cancel()
try:
await self._send_complete()
logger.info("%r Finished", self)
except (trio.BrokenResourceError, trio.ClosedResourceError):
# If we can't send the completion message, then bail out.
pass
示例2: get_message
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def get_message(self):
'''
Receive the next WebSocket message.
If no message is available immediately, then this function blocks until
a message is ready.
If the remote endpoint closes the connection, then the caller can still
get messages sent prior to closing. Once all pending messages have been
retrieved, additional calls to this method will raise
``ConnectionClosed``. If the local endpoint closes the connection, then
pending messages are discarded and calls to this method will immediately
raise ``ConnectionClosed``.
:rtype: str or bytes
:raises ConnectionClosed: if the connection is closed.
'''
try:
message = await self._recv_channel.receive()
except (trio.ClosedResourceError, trio.EndOfChannel):
raise ConnectionClosed(self._close_reason) from None
return message
示例3: _send
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def _send(self, event):
'''
Send an to the remote WebSocket.
The reader task and one or more writers might try to send messages at
the same time, so this method uses an internal lock to serialize
requests to send data.
:param wsproto.events.Event event:
'''
data = self._wsproto.send(event)
async with self._stream_lock:
logger.debug('%s sending %d bytes', self, len(data))
try:
await self._stream.send_all(data)
except (trio.BrokenResourceError, trio.ClosedResourceError):
await self._abort_web_socket()
raise ConnectionClosed(self._close_reason) from None
示例4: protocol_send
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def protocol_send(self, event: Event) -> None:
if isinstance(event, RawData):
async with self.send_lock:
try:
with trio.CancelScope() as cancel_scope:
cancel_scope.shield = True
await self.stream.send_all(event.data)
except (trio.BrokenResourceError, trio.ClosedResourceError):
await self.protocol.handle(Closed())
elif isinstance(event, Closed):
await self._close()
await self.protocol.handle(Closed())
elif isinstance(event, Updated):
pass # Triggers the keep alive timeout update
await self._update_keep_alive_timeout()
示例5: _read_data
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def _read_data(self) -> None:
while True:
try:
data = await self.stream.receive_some(MAX_RECV)
except (trio.ClosedResourceError, trio.BrokenResourceError):
await self.protocol.handle(Closed())
break
else:
if data == b"":
await self._update_keep_alive_timeout()
break
await self.protocol.handle(RawData(data))
await self._update_keep_alive_timeout()
示例6: _close
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def _close(self) -> None:
try:
await self.stream.send_eof()
except (
trio.BrokenResourceError,
AttributeError,
trio.BusyResourceError,
trio.ClosedResourceError,
):
# They're already gone, nothing to do
# Or it is a SSL stream
pass
await self.stream.aclose()
示例7: _send
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def _send(self, data):
async with self._stream_lock:
try:
await self._stream.send_all(data)
except (trio.BrokenResourceError, trio.ClosedResourceError):
self._closed = True
示例8: _read_until
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def _read_until(self, delimiter):
""" Naive implementation of reading until a delimiter. """
buffer = bytearray()
try:
while True:
data = await self._stream.receive_some(1)
buffer.append(data[0])
if data == delimiter:
break
except (trio.BrokenResourceError, trio.ClosedResourceError):
self._closed = True
return bytes(buffer)
示例9: _read_exactly
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def _read_exactly(self, num):
data = b''
try:
while len(data) < num:
data += await self._stream.receive_some(num - len(data))
return data
except (trio.BrokenResourceError, trio.ClosedResourceError):
self._closed = True
示例10: close
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def close(self, noreply_wait=False, token=None, exception=None):
self._closing = True
if exception is not None:
err_message = "Connection is closed (%s)." % str(exception)
else:
err_message = "Connection is closed."
# Cursors may remove themselves when errored, so copy a list of them
for cursor in list(self._cursor_cache.values()):
cursor._error(err_message)
for _, future in self._user_queries.values():
if not future.done():
future.set_exception(ReqlDriverError(err_message))
self._user_queries = {}
self._cursor_cache = {}
if noreply_wait:
noreply = Query(P_QUERY.NOREPLY_WAIT, token, None, None)
await self.run_query(noreply, False)
try:
await self._stream.aclose()
except (trio.ClosedResourceError, trio.BrokenResourceError):
pass
# We must not wait for the _reader_task if we got an exception, because that
# means that we were called from it. Waiting would lead to a deadlock.
if self._reader_ended_event:
await self._reader_ended_event.wait()
return None
示例11: acquire
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def acquire(self, force_fresh=False):
"""
Raises:
BackendConnectionError
trio.ClosedResourceError: if used after having being closed
"""
async with self._lock:
transport = None
if not force_fresh:
try:
# Fifo style to retrieve oldest first
transport = self._transports.pop(0)
except IndexError:
pass
if not transport:
if self._closed:
raise trio.ClosedResourceError()
transport = await self._connect_cb()
try:
yield transport
except TransportClosedByPeer:
raise
except Exception:
await transport.aclose()
raise
else:
self._transports.append(transport)
示例12: test_backend_closed_cmds
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def test_backend_closed_cmds(running_backend):
async with apiv1_backend_administration_cmds_factory(
running_backend.addr, running_backend.backend.config.administration_token
) as cmds:
pass
with pytest.raises(trio.ClosedResourceError):
await cmds.ping()
示例13: test_backend_closed_cmds
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def test_backend_closed_cmds(running_backend, alice):
async with apiv1_backend_authenticated_cmds_factory(
alice.organization_addr, alice.device_id, alice.signing_key
) as cmds:
pass
with pytest.raises(trio.ClosedResourceError):
await cmds.ping()
示例14: test_backend_closed_cmds
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def test_backend_closed_cmds(running_backend, invitation_addr):
async with backend_invited_cmds_factory(invitation_addr) as cmds:
pass
with pytest.raises(trio.ClosedResourceError):
await cmds.ping()
示例15: test_backend_closed_cmds
# 需要導入模塊: import trio [as 別名]
# 或者: from trio import ClosedResourceError [as 別名]
def test_backend_closed_cmds(running_backend, alice):
async with backend_authenticated_cmds_factory(
alice.organization_addr, alice.device_id, alice.signing_key
) as cmds:
pass
with pytest.raises(trio.ClosedResourceError):
await cmds.ping()