class AnalysisFailure(Exception):
    pass


class DataLoadingFailure(Exception):
    pass


class ProcessingFailure(Exception):
    pass


class UnknownStorageBackend(ValueError):
    pass


class InvalidEndpoint(ValueError):
    pass


class UnknownClient(ValueError):
    pass


class ConsumerError(Exception):
    pass


class NoSuchContainer(KeyError):
    pass


class IntentionalTestException(RuntimeError):
    pass


class UnexpectedItemType(ValueError):
    pass