message: Don't access Python objects while not holding the GIL.
  Patch by Tatyana Krasnukha
diff: @@ -1857,14 +1857,12 @@ StructuredData::DictionarySP ScriptInterpreterPython::GetDynamicSettings(
  return StructuredData::DictionarySP();
  PythonObject reply_pyobj;
  - {
  Locker py_lock(this,
  Locker::AcquireLock | Locker::InitSession | Locker::NoSTDIN);
  TargetSP target_sp(target->shared_from_this());
  reply_pyobj.Reset(PyRefType::Owned,
  (PyObject *)g_swig_plugin_get(generic->GetValue(),
  setting_name, target_sp));
  - }
  PythonDictionary py_dict(PyRefType::Borrowed, reply_pyobj.get());
  return py_dict.CreateStructuredDictionary();
  