Merge PR #1108 into 18.0

Signed-off-by pedrobaeza

Author: OCA-git-bot

delivery_state/models/stock_picking.py

@@ -12,18 +12,24 @@ class StockPicking(models.Model):
     date_shipped = fields.Date(
         string="Shipment Date",
         readonly=True,
+        copy=False,
     )
     date_delivered = fields.Datetime(
         string="Delivery Date",
         readonly=True,
+        copy=False,
     )
+    # Technical field to store raw tracking data from the carrier API
+    tracking_json = fields.Json(readonly=True, copy=False)
     tracking_state = fields.Char(
         readonly=True,
         index=True,
         tracking=True,
+        copy=False,
     )
     tracking_state_history = fields.Text(
         readonly=True,
+        copy=False,
     )
     delivery_state = fields.Selection(
         selection=[
@@ -38,6 +44,7 @@ class StockPicking(models.Model):
         string="Carrier State",
         tracking=True,
         readonly=True,
+        copy=False,
     )
     pod_file = fields.Binary(
         string="Proof of Delivery File",