class Template: __name__ = 'product.template' packagings = fields.One2Many('product.uom-packaging.type', 'template','Packaging')
class TemplatePackageType(ModelSQL, ModelView,): 'Prouct Packaging Type' __name__ = 'product.uom-packaging.type' template = fields.Many2One('product.template', 'Template', required=True, select=True, ondelete='CASCADE') barcode = fields.Char('Label/Barcode', help="Barcode label or indicator of the pack") pack_uom = fields.Many2One('product.uom', 'Pack Uom', domain=[ ('category', '=', Eval('default_uom_category')), ]) default_uom_category = fields.Function( fields.Many2One('product.uom.category', 'Default UOM Category'), 'on_change_with_default_uom_category', searcher='search_default_uom_category') ----------------------------------------------------------------------------------------------------------------------- When I am going to create "product.uom-packaging.type". May I know how the "pack_uom" able to do the domain of the "default_uom_category" from the "product.template"? Best regard, Markus bala