From 9be1a5d76007a4227b05ace17d8bdd9f2cf2d828 Mon Sep 17 00:00:00 2001
From: Ryan Williams <rdw@lindenlab.com>
Date: Thu, 11 Feb 2010 18:07:54 -0800
Subject: [PATCH] Use None as the flag value because the empty string is a
 legit message.

---
 examples/websocket.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/websocket.py b/examples/websocket.py
index e449be9..afeb103 100644
--- a/examples/websocket.py
+++ b/examples/websocket.py
@@ -97,7 +97,7 @@ class WebSocket(object):
             # no parsed messages, must mean buf needs more data
             delta = self.sock.recv(1024)
             if delta == '':
-                return ''
+                return None
             self._buf += delta
             msgs, self._buf = parse_messages(self._buf)
             self._msgs.extend(msgs)
@@ -113,7 +113,7 @@ def handle(ws):
     if ws.path == '/echo':
         while True:
             m = ws.wait()
-            if m == '':
+            if m is None:
                 break
             ws.send(m)