from odoo import models, fields, api from odoo.exceptions import UserError, ValidationError,Warning from datetime import date,datetime,timedelta class accounting_file(models.Model): _name = 'accounting.file' _description = 'accounting files' accounting_file = fields.Binary('accounting file', readonly=True) document_fname=fields.Char(default='undefined') exported_date=fields.Date(string='Exported Date',tracking=True, readonly=True) start_date=fields.Date(string='Start Date',tracking=True, readonly=True)