pos/pos_disable_change_cashier/models/pos_config.py

# Copyright (C) 2020 - Today: GRAP (http://www.grap.coop)
# @author: Sylvain LE GAL (https://twitter.com/legalsylvain)
# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).

from odoo import fields, models


class PosConfig(models.Model):
    _inherit = 'pos.config'

    iface_change_cashier = fields.Boolean(
        string="Change Cashier",
        help="Enable the possibility to change cashier"
    )