Initialize v18 branch

Rename *_usability modules to *_usability_akretion

purchase_stock_usability_akretion/models/purchase.py

@@ -0,0 +1,26 @@
+# Copyright 2015-2022 Akretion France (http://www.akretion.com)
+# @author Alexis de Lattre <alexis.delattre@akretion.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import api, fields, models
+
+
+class PurchaseOrder(models.Model):
+    _inherit = 'purchase.order'
+
+    picking_type_id = fields.Many2one(tracking=True)
+    incoterm_id = fields.Many2one(tracking=True)
+
+    # inherit compute method of the field delivery_partner_id
+    # defined in purchase_usability
+    @api.depends('dest_address_id', 'picking_type_id')
+    def _compute_delivery_partner_id(self):
+        for o in self:
+            delivery_partner_id = False
+            if o.dest_address_id:
+                delivery_partner_id = o.dest_address_id
+            elif (
+                    o.picking_type_id.warehouse_id and
+                    o.picking_type_id.warehouse_id.partner_id):
+                delivery_partner_id = o.picking_type_id.warehouse_id.partner_id
+            o.delivery_partner_id = delivery_partner_id