from odoo import models, fields, _ class BrosseBankAccount(models.Model): _name = 'brosse.bank.account' _description = 'Bank Account' _rec_name = 'account_number' account_number = fields.Char(string='Account Number', required=True) holder_name = fields.Char(string='Holder Name') bank_ids = fields.Many2many('brosse.bank', string='Banks')