Añadidos módulos de OCA/e-commerce para la tienda online

website_sale_stock_available/models/sale_order.py

@@ -0,0 +1,15 @@
+# Copyright 2020 Tecnativa - Ernesto Tejeda
+# License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
+
+from odoo import api, models
+
+
+class SaleOrder(models.Model):
+    _inherit = 'sale.order'
+
+    @api.multi
+    def _cart_update(self, product_id=None, line_id=None, add_qty=0,
+                     set_qty=0, **kwargs):
+        order = self.with_context(website_sale_stock_available=True)
+        return super(SaleOrder, order)._cart_update(
+            product_id, line_id, add_qty, set_qty, **kwargs)