From 3006e4dda34885106c3acb3863d65644770d74cd Mon Sep 17 00:00:00 2001
From: barate <barate>
Date: Fri, 15 Mar 2013 17:06:22 +0000
Subject: [PATCH] Fix make check with Python 2.7

---
 src/runtime/PythonPorts.cxx | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/runtime/PythonPorts.cxx b/src/runtime/PythonPorts.cxx
index 66e176e27..a5ac5f4e7 100644
--- a/src/runtime/PythonPorts.cxx
+++ b/src/runtime/PythonPorts.cxx
@@ -201,7 +201,10 @@ bool InputPyPort::isEmpty()
  */
 void InputPyPort::exSaveInit()
 {
-  Py_XDECREF(_initData); 
+  // Interpreter lock seems necessary when deleting lists in Python 2.7
+  PyGILState_STATE gstate = PyGILState_Ensure();
+  Py_XDECREF(_initData);
+  PyGILState_Release(gstate);
   _initData=_data;
   Py_INCREF(_initData); 
   DEBTRACE( "_initData.ob refcnt: " << _initData->ob_refcnt );
-- 
2.39.2