Odoo developer
This replaces the former modified preorder tree traversal (MPTT) with the fields parent_left/parent_right. Each record is associated to a string parent_path, that represents the path from its root...
The dictionary `_group_by_full` is replaced by a field parameter `group_expand` that is assigned to the method name. The API of the method has been simplified as well: @api.multi def _rea...