From fb72c3d8637ff25fd08f622fbe09c57a7cb9bc4b Mon Sep 17 00:00:00 2001
From: MinRK <benjaminrk@gmail.com>
Date: Wed, 7 May 2014 10:32:26 -0700
Subject: [PATCH] remove an inappropriate `!`

the logic was backwards.
---
 IPython/html/static/services/kernels/js/kernel.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/IPython/html/static/services/kernels/js/kernel.js b/IPython/html/static/services/kernels/js/kernel.js
index 783655c34..88ea978b9 100644
--- a/IPython/html/static/services/kernels/js/kernel.js
+++ b/IPython/html/static/services/kernels/js/kernel.js
@@ -456,7 +456,7 @@ var IPython = (function (IPython) {
         var callbacks = this._msg_callbacks[msg_id];
         if (callbacks !== undefined) {
             callbacks.iopub_done = true;
-            if (!callbacks.shell_done) {
+            if (callbacks.shell_done) {
                 this.clear_callbacks_for_msg(msg_id);
             }
         }