From d5e5572eeec7f7439a1d36365f245be449514432 Mon Sep 17 00:00:00 2001
From: Adam Holmberg <Adam.Holmberg@datastax.com>
Date: Wed, 21 Jan 2015 13:50:50 -0600
Subject: [PATCH] Minor cleanup

---
 cassandra/cluster.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/cassandra/cluster.py b/cassandra/cluster.py
index 22363069..2c5e45c3 100644
--- a/cassandra/cluster.py
+++ b/cassandra/cluster.py
@@ -39,7 +39,7 @@ except ImportError:
     from cassandra.util import WeakSet  # NOQA
 
 from functools import partial, wraps
-from itertools import groupby, chain
+from itertools import groupby
 
 from cassandra import (ConsistencyLevel, AuthenticationFailed,
                        InvalidRequest, OperationTimedOut,
@@ -69,8 +69,9 @@ from cassandra.query import (SimpleStatement, PreparedStatement, BoundStatement,
                              BatchStatement, bind_params, QueryTrace, Statement,
                              named_tuple_factory, dict_factory, FETCH_SIZE_UNSET)
 
+
 def _is_eventlet_monkey_patched():
-    if not 'eventlet.patcher' in sys.modules:
+    if 'eventlet.patcher' not in sys.modules:
         return False
     import eventlet.patcher
     return eventlet.patcher.is_monkey_patched('socket')