trytond_product >= 1.6, < 1.7
trytond_stock >= 1.6, < 1.7
trytond_purchase >= 1.6, < 1.7
trytond_party >= 1.6, < 1.7
trytond_account >= 1.6, < 1.7
trytond >= 1.6, < 1.7