Exceptions - Python 3.10.9 documentation 编辑
Source code: Lib/asyncio/exceptions.py
- exception
asyncio.
TimeoutError
The operation has exceeded the given deadline.
Important
This exception is different from the builtin
TimeoutError
exception.
- exception
asyncio.
CancelledError
The operation has been cancelled.
This exception can be caught to perform custom operations when asyncio Tasks are cancelled. In almost all situations the exception must be re-raised.
Changed in version 3.8:
CancelledError
is now a subclass ofBaseException
.
- exception
asyncio.
InvalidStateError
Invalid internal state of
Task
orFuture
.Can be raised in situations like setting a result value for a Future object that already has a result value set.
- exception
asyncio.
SendfileNotAvailableError
The “sendfile” syscall is not available for the given socket or file type.
A subclass of
RuntimeError
.
- exception
asyncio.
IncompleteReadError
The requested read operation did not complete fully.
Raised by the asyncio stream APIs.
This exception is a subclass of
EOFError
.expected
The total number (
int
) of expected bytes.
partial
A string of
bytes
read before the end of stream was reached.
- exception
asyncio.
LimitOverrunError
Reached the buffer size limit while looking for a separator.
Raised by the asyncio stream APIs.
consumed
The total number of to be consumed bytes.
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