from openerp import models,fields class ResCompany(models.Model): _name = 'res.company' _inherit = 'res.company' company_ruc = fields.Char('R.U.C.',required=True) legal_agent = fields.Char('Representante Legal',required=True) agent_ruc = fields.Char('RUC del representante',required=True) exportador = fields.Selection([('SI','SI'),('NO','NO')], string='Exportador')