trytond_account_invoice >= 2.8, < 2.9
trytond_carrier >= 2.8, < 2.9
trytond_currency >= 2.8, < 2.9
trytond_sale >= 2.8, < 2.9
trytond_stock >= 2.8, < 2.9
trytond >= 2.8, < 2.9