From d08d75530fa1f5f71a1e22a88c6d3005acb9055f 2014-03-10 22:22:13
From: MinRK <benjaminrk@gmail.com>
Date: 2014-03-10 22:22:13
Subject: [PATCH] Make Notary.secret_file configurable
---

diff --git a/IPython/nbformat/sign.py b/IPython/nbformat/sign.py
index 33f5432..ba16c9a 100644
--- a/IPython/nbformat/sign.py
+++ b/IPython/nbformat/sign.py
@@ -97,7 +97,9 @@ class NotebookNotary(LoggingConfigurable):
     def _digestmod_default(self):
         return getattr(hashlib, self.algorithm)
     
-    secret_file = Unicode()
+    secret_file = Unicode(config=True,
+        help="""The file where the secret key is stored."""
+    )
     def _secret_file_default(self):
         if self.profile_dir is None:
             return ''