# Part of Odoo. See LICENSE file for full copyright and licensing details from odoo import fields, models, api class ResPartner(models.Model): _inherit = 'res.partner' l10n_pe_district = fields.Many2one( 'l10n_pe.res.city.district', string='District', help='Districts are part of a province or city.') l10n_pe_district_name = fields.Char(string='District name', related='l10n_pe_district.name') @api.onchange('l10n_pe_district') def _onchange_l10n_pe_district(self): if self.l10n_pe_district: self.city_id = self.l10n_pe_district.city_id @api.onchange('city_id') def _onchange_l10n_pe_city_id(self): if self.city_id and self.l10n_pe_district.city_id and self.l10n_pe_district.city_id != self.city_id: self.l10n_pe_district = False @api.model def _formatting_address_fields(self): """Returns the list of address fields usable to format addresses.""" return super()._formatting_address_fields() + ['l10n_pe_district_name']