Adding None to dict in cotnextual module

torch_modules/src/ContextualModule.cpp

@@ -132,7 +132,12 @@ void ContextualModuleImpl::addToContext(std::vector<std::vector<long>> & context
       else if (index == -2)
       {
         for (auto & contextElement : context)
+        {
+          auto currentState = dict.getState();
+          dict.setState(Dict::State::Open);
           contextElement.push_back(dict.getIndexOrInsert(fmt::format("{}({})", col, "_NONE_")));
+          dict.setState(currentState);
+        }
       }
       else
       {