closes #93

gotcha · Apr 15, 2016 · 39709cf · 39709cf
1 parent bf27ec8
commit 39709cf
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diff --git a/HISTORY.txt b/HISTORY.txt
@@ -4,7 +4,8 @@ Changelog
 0.9.2 (unreleased)
 ------------------
 
-- Nothing changed yet.
+- Closes https://github.com/gotcha/ipdb/issues/93
+  [gotcha]
 
 
 0.9.1 (2016-04-12)

diff --git a/ipdb/__main__.py b/ipdb/__main__.py
@@ -130,7 +130,8 @@ def set_trace(frame=None, context=3):
     if frame is None:
         frame = sys._getframe().f_back
     p = _init_pdb(context).set_trace(frame)
-    p.shell.restore_sys_module_state()
+    if p and hasattr(p, 'shell'):
+        p.shell.restore_sys_module_state()
 
 
 def post_mortem(tb):