1 # ifndef BOOST_PYTHON_SYNOPSIS 2 # // Copyright David Abrahams 2002. 3 # // Distributed under the Boost Software License, Version 1.0. (See 4 # // accompanying file LICENSE_1_0.txt or copy at 5 # // http://www.boost.org/LICENSE_1_0.txt) 6 7 # if !defined(BOOST_PP_IS_ITERATING) 8 # error Boost.Python - do not include this file! 9 # endif 10 11 # define N BOOST_PP_ITERATION() 12 13 # define BOOST_PYTHON_MAKE_TUPLE_ARG(z, N, ignored) \ 14 PyTuple_SET_ITEM( \ 15 result.ptr() \ 16 , N \ 17 , python::incref(python::object(a##N).ptr()) \ 18 ); 19 20 template <BOOST_PP_ENUM_PARAMS_Z(1, N, class A)> 21 tuple 22 make_tuple(BOOST_PP_ENUM_BINARY_PARAMS_Z(1, N, A, const& a)) 23 { 24 tuple result((detail::new_reference)::PyTuple_New(N)); 25 BOOST_PP_REPEAT_1ST(N, BOOST_PYTHON_MAKE_TUPLE_ARG, _) 26 return result; 27 } 28 29 # undef BOOST_PYTHON_MAKE_TUPLE_ARG 30 31 # undef N 32 # endif // BOOST_PYTHON_SYNOPSIS 33