From b39e0da4157cfb9292e4370906b53139cbf85c57 Mon Sep 17 00:00:00 2001
From: Philipp Rudiger <P.Rudiger@ed.ac.uk>
Date: Fri, 7 Oct 2016 13:09:59 +0100
Subject: [PATCH] Default Bounds stream to None

---
 holoviews/streams.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/holoviews/streams.py b/holoviews/streams.py
index 48922c119c..ddef0279f2 100644
--- a/holoviews/streams.py
+++ b/holoviews/streams.py
@@ -254,7 +254,7 @@ class Bounds(Stream):
     tuple of the left, bottom, right and top coordinates.
     """
 
-    bounds = param.NumericTuple(default=(0, 0, 1, 1), constant=True,
+    bounds = param.NumericTuple(default=None, constant=True, allow_None=True,
                                 doc="""
         Bounds defined as (left, bottom, top, right) tuple.""")