From cd3988e689cbd714e61f519eb29d441c6665cfdf Mon Sep 17 00:00:00 2001
From: Nicolas Martinelli <nim@odoo.com>
Date: Tue, 27 Dec 2016 10:14:02 +0100
Subject: [PATCH] [FIX] base: duplicate `ir.model.constraint`

There is a contraint on `ir.model.constraint` that contrains the name to
be unique per module.

opw-702516
---
 odoo/addons/base/ir/ir_model.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/odoo/addons/base/ir/ir_model.py b/odoo/addons/base/ir/ir_model.py
index ac1f1d4caca..e7a9d279c0c 100644
--- a/odoo/addons/base/ir/ir_model.py
+++ b/odoo/addons/base/ir/ir_model.py
@@ -720,6 +720,12 @@ class IrModelConstraint(models.Model):
 
         self.unlink()
 
+    @api.multi
+    def copy(self, default=None):
+        default = dict(default or {})
+        default['name'] = self.name + '_copy'
+        return super(IrModelConstraint, self).copy(default)
+
 
 class IrModelRelation(models.Model):
     """