from odoo import models class AccountMoveLine(models.Model): _inherit = 'account.move.line' def _compute_account_id(self): # OVERRIDE super()._compute_account_id() for line in self.filtered(lambda l: l.company_id.country_code == 'TR' and l.move_id.move_type == 'out_refund' and l.display_type == 'product' ): if (product := line.product_id) and product.with_company(line.company_id).l10n_tr_default_sales_return_account_id: line.account_id = product.with_company(line.company_id).l10n_tr_default_sales_return_account_id elif (journal := line.move_id.journal_id) and journal.l10n_tr_default_sales_return_account_id: line.account_id = journal.l10n_tr_default_sales_return_account_id