# Copyright 2020 Camptocamp SA
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html)

from odoo import fields, models


class ResPartner(models.Model):
    _inherit = "res.partner"

    invoicing_mode = fields.Selection(
        selection_add=[("monthly", "Monthly")],
        ondelete={"monthly": "set default"},
    )