twisted.logger.Operation

class documentation

class Operation(Protocol): (source)

An Operation represents the success (or lack thereof) of code performed within the body of the Logger.failureHandler context manager.

Property	`failed`	Did the operation fail? `True` iff the code raised an exception; `False` while the code is running and `False` if it completed without error.
Property	`failure`	Did the operation raise an exception? If so, this `Failure` is that exception.
Property	`succeeded`	Did the operation succeed? `True` iff the code completed without raising an exception; `False` while the code is running and `False` if it raises an exception.

@property
failed: bool = (source) ¶

Did the operation fail? True iff the code raised an exception; False while the code is running and False if it completed without error.

@property
failure: Failure|None = (source) ¶

Did the operation raise an exception? If so, this Failure is that exception.

@property
succeeded: bool = (source) ¶

Did the operation succeed? True iff the code completed without raising an exception; False while the code is running and False if it raises an exception.