from odoo import fields, models


class McBatch(models.Model):
    _inherit = "mc.batch"

    # Needed so record rules on this module's portal-reachable models
    # (mc.notice, mc.timetable.slot) can express "a batch one of my
    # children is in" as a plain domain path, without a subquery.
    enrollment_ids = fields.One2many("mc.enrollment", "batch_id", string="Enrollments")