From 6415e22d1e3c72bf2faacbb32dd7468576b80bb5 Mon Sep 17 00:00:00 2001
From: Tres Seaver <tseaver@palladion.com>
Date: Mon, 20 Jun 2016 15:24:10 -0400
Subject: [PATCH] Disable pubsub-over-gax by default.

Re-enable via environment variable, 'GCLOUD_ENABLE_GAX'.

See #1873 for post-0.16.0 follow-up.
---
 gcloud/pubsub/client.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcloud/pubsub/client.py b/gcloud/pubsub/client.py
index 95164287499b..24c51f4697c2 100644
--- a/gcloud/pubsub/client.py
+++ b/gcloud/pubsub/client.py
@@ -39,7 +39,7 @@
     _HAVE_GAX = True
 
 
-_USE_GAX = _HAVE_GAX and os.environ.get('GCLOUD_DISABLE_GAX') is None
+_USE_GAX = _HAVE_GAX and (os.environ.get('GCLOUD_ENABLE_GAX') is not None)
 
 
 class Client(JSONClient):