From 4fa9620fb63f34ead512f1371712452a988c7377 2017-05-11 16:45:32
From: Thomas Kluyver <takowl@gmail.com>
Date: 2017-05-11 16:45:32
Subject: [PATCH] Merge pull request #10532 from blackmagic02881/m_10531

?? shall show docstring if source info is not available
---

diff --git a/IPython/core/oinspect.py b/IPython/core/oinspect.py
index ce419fc..b3021f1 100644
--- a/IPython/core/oinspect.py
+++ b/IPython/core/oinspect.py
@@ -648,7 +648,7 @@ class Inspector(Colorable):
             
             # Source or docstring, depending on detail level and whether
             # source found.
-            if detail_level > 0:
+            if detail_level > 0 and info['source']:
                 append_field(_mime, 'Source', 'source', code_formatter)
             else:
                 append_field(_mime, 'Docstring', 'docstring', formatter)