objstorage: Factorize object check and add ObjCorruptedError exception (!178) · Merge requests · Platform / Development / swh-objstorage

Implement object check in base ObjStorage class instead of duplicating that code in every object storage backend.

Add an ObjCorruptedError exception raised when an object corruption is detected.

Improve exception messages.

Normalize imports of exception classes.

objstorage: Factorize object check and add ObjCorruptedError exception