trytond_account_invoice >= 2.6, < 2.7
trytond_carrier >= 2.6, < 2.7
trytond_currency >= 2.6, < 2.7
trytond_sale >= 2.6, < 2.7
trytond_stock >= 2.6, < 2.7
trytond >= 2.6, < 2.7