Source code for asyncio.exceptions

"""asyncio exceptions."""

__all__ = ('CancelledError', 'InvalidStateError', 'TimeoutError',
           'IncompleteReadError', 'LimitOverrunError',

class CancelledError(BaseException):
    """The Future or Task was cancelled."""

[docs]class TimeoutError(Exception): """The operation exceeded the given deadline."""
class InvalidStateError(Exception): """The operation is not allowed in this state.""" class SendfileNotAvailableError(RuntimeError): """Sendfile syscall is not available. Raised if OS does not support sendfile syscall for given socket or file type. """ class IncompleteReadError(EOFError): """ Incomplete read error. Attributes: - partial: read bytes string before the end of stream was reached - expected: total number of expected bytes (or None if unknown) """ def __init__(self, partial, expected): r_expected = 'undefined' if expected is None else repr(expected) super().__init__(f'{len(partial)} bytes read on a total of ' f'{r_expected} expected bytes') self.partial = partial self.expected = expected def __reduce__(self): return type(self), (self.partial, self.expected) class LimitOverrunError(Exception): """Reached the buffer limit while looking for a separator. Attributes: - consumed: total number of to be consumed bytes. """ def __init__(self, message, consumed): super().__init__(message) self.consumed = consumed def __reduce__(self): return type(self), (self.args[0], self.consumed)