From bcff6c18bcaafe9781f09341e8c01971dd79aa54 Mon Sep 17 00:00:00 2001
From: Watson Sato <wsato@redhat.com>
Date: Tue, 20 Feb 2024 18:15:38 +0100
Subject: [PATCH] Add python2 support to raise from

---
 ssg/controls.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ssg/controls.py b/ssg/controls.py
index 262724e75e4a..5895078f56db 100644
--- a/ssg/controls.py
+++ b/ssg/controls.py
@@ -1,3 +1,5 @@
+from future.utils import raise_from
+
 import collections
 import os
 import copy
@@ -190,7 +192,7 @@ def add_references(self, reference_type, rules):
                     "Please remove any duplicate listing of rule '%s' in "
                     "control '%s'." % (
                         rule.id_, self.id))
-                raise ValueError(msg) from exc
+                raise_from(ValueError(msg), exc)
 
 
 class Level(ssg.entities.common.XCCDFEntity):