fix various typos leading to exceptions

models/dp_delivery_carrier.py

@@ -82,9 +82,9 @@ class DPDeliveryCarrier(models.Model):
         service = self.sudo().dp_service_type
         im = self.conn_auth_im()
         im_recipient = self.build_im_addr(im, recipient)
-        im_sender = self.build_im_addr(im, wareohouse)
+        im_sender = self.build_im_addr(im, warehouse)
         service = self.sudo().dp_service_type
-        position = im.build_position(service_type.code, im_sender, im_recipient)
+        position = im.build_position(service.code, im_sender, im_recipient)
         im.add_position(position)
         r = im.checkoutPNG()
         voucher = r.shoppingCart.voucherList.voucher[0]
@@ -96,7 +96,7 @@ class DPDeliveryCarrier(models.Model):
                    'voucher_id' : voucher.voucherId,
                    'order_id' : r.shoppingCart.shopOrderId,
                    'wallet_balance': r.walletBalance,
-                   'attachments': [(filename, voucher.png_bin)]},
+                   'attachments': [(filename, voucher.png_bin)]}
         return result
 
     def dp_get_shipping_price_from_so(self, order):