// Copyright David Abrahams 2002. // Distributed under the Boost Software License, Version 1.0. (See // accompanying file LICENSE_1_0.txt or copy at // http://www.boost.org/LICENSE_1_0.txt) #ifndef HAS_BACK_REFERENCE_DWA2002323_HPP # define HAS_BACK_REFERENCE_DWA2002323_HPP # include <boost/python/detail/prefix.hpp> # include <boost/mpl/bool.hpp> namespace boost { namespace python { // traits class which users can specialize to indicate that a class // contains a back-reference to its owning PyObject* template <class T> struct has_back_reference : mpl::false_ { }; }} // namespace boost::python #endif // HAS_BACK_REFERENCE_DWA2002323_HPP