s/==/is/

12 years ago · e06f501cd6
parent 7efc751d0e
commit e06f501cd6
1 changed files with 1 additions and 1 deletions
--- a/IPython/html/base/zmqhandlers.py
+++ b/IPython/html/base/zmqhandlers.py
@ -49,7 +49,7 @@ class ZMQStreamHandler(websocket.WebSocketHandler):
        host = self.request.headers.get("Host")

        # If no header is provided, assume we can't verify origin
-        if(origin_header == None or host == None):
+        if(origin_header is None or host is None):
            return False

        parsed_origin = urlparse(origin_header)