| 123456789101112131415161718192021222324 | // 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
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