Merge PR OCA#728 into 16.0

Signed-off-by sebalix

Author: OCA-git-bot

delivery_postlogistics/postlogistics/web_service.py

@@ -168,10 +168,11 @@ def _prepare_customer(self, picking):
         if picking.picking_type_id.code != "outgoing":
             partner = picking.partner_id
 
-        if not partner.name:
+        partner_name = partner.name or partner.parent_id.name
+        if not partner_name:
             raise exceptions.UserError(_("Customer name is required."))
         customer = {
-            "name1": self._sanitize_string(partner.name)[:35],
+            "name1": self._sanitize_string(partner_name)[:35],
             "street": self._sanitize_string(partner.street)[:35],
             "zip": self._sanitize_string(partner.zip)[:10],
             "city": self._sanitize_string(partner.city)[:35],