From 2eeef817f3cd02729310ec7e83c7f22f07e8e01f Mon Sep 17 00:00:00 2001
From: Guillem Barba <guillembarba@gmail.com>
Date: Thu, 5 Mar 2015 13:03:11 +0100
Subject: [PATCH] Return production's cost rounded to field's precision

issue4610
review14061002
---
 production.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/production.py b/production.py
index ab7b76e0d8..52c00f5c74 100644
--- a/production.py
+++ b/production.py
@@ -340,7 +340,9 @@ class Production(Workflow, ModelSQL, ModelView):
             else:
                 cost_price = input_.product.cost_price
             cost += (Decimal(str(input_.internal_quantity)) * cost_price)
-        return cost
+
+        digits = self.__class__.cost.digits
+        return cost.quantize(Decimal(str(10 ** -digits[1])))
 
     @fields.depends('inputs')
     def on_change_with_cost(self):