from odoo import models, api


class StockPicking(models.Model):
    _inherit = "stock.picking"

    @api.model_create_multi
    def create(self, vals_list):
        pickings = super().create(vals_list)

        for picking, vals in zip(pickings, vals_list):
            if "origin" in vals:
                sale_order = self.env["sale.order"].search(
                    [("name", "=", vals["origin"])], limit=1
                )
                if sale_order:
                    for follower in sale_order.message_follower_ids:
                        picking.message_subscribe(partner_ids=[follower.partner_id.id])

        return pickings