"""Exceptions.""" from __future__ import annotations from socket import timeout as TimeoutError from types import TracebackType from typing import TYPE_CHECKING, TypeVar from amqp import ChannelError, ConnectionError, ResourceError if TYPE_CHECKING: from kombu.asynchronous.http import Response __all__ = ( 'reraise', 'KombuError', 'OperationalError', 'NotBoundError', 'MessageStateError', 'TimeoutError', 'LimitExceeded', 'ConnectionLimitExceeded', 'ChannelLimitExceeded', 'ConnectionError', 'ChannelError', 'VersionMismatch', 'SerializerNotInstalled', 'ResourceError', 'SerializationError', 'EncodeError', 'DecodeError', 'HttpError', 'InconsistencyError', ) BaseExceptionType = TypeVar('BaseExceptionType', bound=BaseException) def reraise( tp: type[BaseExceptionType], value: BaseExceptionType, tb: TracebackType | None = None ) -> BaseExceptionType: """Reraise exception.""" if value.__traceback__ is not tb: raise value.with_traceback(tb) raise value class KombuError(Exception): """Common subclass for all Kombu exceptions.""" class OperationalError(KombuError): """Recoverable message transport connection error.""" class SerializationError(KombuError): """Failed to serialize/deserialize content.""" class EncodeError(SerializationError): """Cannot encode object.""" class DecodeError(SerializationError): """Cannot decode object.""" class NotBoundError(KombuError): """Trying to call channel dependent method on unbound entity.""" class MessageStateError(KombuError): """The message has already been acknowledged.""" class LimitExceeded(KombuError): """Limit exceeded.""" class ConnectionLimitExceeded(LimitExceeded): """Maximum number of simultaneous connections exceeded.""" class ChannelLimitExceeded(LimitExceeded): """Maximum number of simultaneous channels exceeded.""" class VersionMismatch(KombuError): """Library dependency version mismatch.""" class SerializerNotInstalled(KombuError): """Support for the requested serialization type is not installed.""" class ContentDisallowed(SerializerNotInstalled): """Consumer does not allow this content-type.""" class InconsistencyError(ConnectionError): """Data or environment has been found to be inconsistent. Depending on the cause it may be possible to retry the operation. """ class HttpError(Exception): """HTTP Client Error.""" def __init__( self, code: int, message: str | None = None, response: Response | None = None ) -> None: self.code = code self.message = message self.response = response super().__init__(code, message, response) def __str__(self) -> str: return 'HTTP {0.code}: {0.message}'.format(self)