1st Version with ECAL

include/GILLock.h

@@ -0,0 +1,21 @@
+#include <boost/python.hpp>
+#include <boost/thread.hpp>
+
+
+
+//Use this class in a c++ funktion that called into python :   c++ => python
+class PyLockGIL
+{
+
+public:
+
+    PyLockGIL();
+
+    ~PyLockGIL();
+
+    PyLockGIL(const PyLockGIL&) = delete;
+    PyLockGIL& operator=(const PyLockGIL&) = delete;
+
+private:
+    PyGILState_STATE m_gstate;
+};