From 1730db6dc4a9b49df30bec831b56bf0a0ee487d3 Mon Sep 17 00:00:00 2001
From: Dana Powers <dana.powers@gmail.com>
Date: Mon, 6 Mar 2017 10:31:03 -0800
Subject: Return copy of subscription

---
 kafka/consumer/group.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kafka/consumer/group.py b/kafka/consumer/group.py
index f2b1699..32f4556 100644
--- a/kafka/consumer/group.py
+++ b/kafka/consumer/group.py
@@ -819,7 +819,7 @@ class KafkaConsumer(six.Iterator):
         Returns:
             set: {topic, ...}
         """
-        return self._subscription.subscription
+        return self._subscription.subscription.copy()
 
     def unsubscribe(self):
         """Unsubscribe from all topics and clear all assigned partitions."""
-- 
cgit v1.2.1