undo
undo(transaction_ticket=None, transaction_id=None, ignore_files=False)
undo an operation. If no transaction id is given, then the last operation of this user on this project is undone
keyparam:
transaction_ticket - explicitly undo a specific transaction
transaction_id - explicitly undo a specific transaction by id
ignore_files - flag which determines whether the files should
also be undone. Useful for large preallcoated checkins.