from odoo import api, fields, models, _ class OngoingSession(models.TransientModel): _name = 'pos.sale.ongoing.wizard' _description = 'Point of Sale Ongoing Session Report' session_ids = fields.Many2many('pos.session', string='POS Sessions', domain=[('state', '=', 'opened')]) def generate_report(self): data = {'session_ids': self.session_ids.ids} return self.env.ref('advanced_pos_reports.pos_ongoing_session_report').report_action([], data=data)