Exceptions¶
-
exception
treebeard.exceptions.
InvalidPosition
¶ Raised when passing an invalid pos value
-
exception
treebeard.exceptions.
InvalidMoveToDescendant
¶ Raised when attempting to move a node to one of it’s descendants.
-
exception
treebeard.exceptions.
NodeAlreadySaved
¶ Raised when attempting to add a node which is already saved to the database.
-
exception
treebeard.exceptions.
PathOverflow
¶ Raised when trying to add or move a node to a position where no more nodes can be added (see
path
andalphabet
for more info)
-
exception
treebeard.exceptions.
MissingNodeOrderBy
¶ Raised when an operation needs a missing
node_order_by
attribute