asyncio
Source code: Lib/asyncio/exceptions.py
TimeoutError
A deprecated alias of TimeoutError, raised when the operation has exceeded the given deadline.
3.11
This class was made an alias of TimeoutError.
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.
3.8
CancelledError is now a subclass of BaseException rather than Exception.
InvalidStateError
Invalid internal state of Task or Future.
Can be raised in situations like setting a result value for a Future object that already has a result value set.
SendfileNotAvailableError
The "sendfile" syscall is not available for the given socket or file type.
A subclass of RuntimeError.
IncompleteReadError
The requested read operation did not complete fully.
Raised by the asyncio stream APIs<asyncio-streams>.
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.
LimitOverrunError
Reached the buffer size limit while looking for a separator.
Raised by the asyncio stream APIs <asyncio-streams>.
consumed
The total number of to be consumed bytes.