catch AttributeError in cleanup_connection_files

minrk · minrk · commit 795686bee482 · 2013-02-09T11:17:57.000-08:00
can be triggered during garbage collection (os.remove is destroyed before the KM instance)
diff --git a/IPython/kernel/kernelmanager.py b/IPython/kernel/kernelmanager.py
@@ -849,7 +849,7 @@ def cleanup_connection_file(self):
             self._connection_file_written = False
             try:
                 os.remove(self.connection_file)
-            except (IOError, OSError):
+            except (IOError, OSError, AttributeError):
                 pass
     
     def cleanup_ipc_files(self):
