from odoo import models, fields, api class PropertyConstructionUnit(models.Model): _name = 'property.construction.unit' _description = '施工单位' name = fields.Char(string='公司名称') aptitude = fields.Char(string='资质') business_license_id = fields.Many2one('ir.attachment', string='营业执照') legal = fields.Char(string='法人') card_id = fields.Many2one('ir.attachment', string="身份证") valid_date = fields.Date(string='有效日期')