Chris@16: // Copyright David Abrahams 2002.
Chris@16: // Distributed under the Boost Software License, Version 1.0. (See
Chris@16: // accompanying file LICENSE_1_0.txt or copy at
Chris@16: // http://www.boost.org/LICENSE_1_0.txt)
Chris@16: #ifndef PYOBJECT_TRAITS_DWA2002720_HPP
Chris@16: # define PYOBJECT_TRAITS_DWA2002720_HPP
Chris@16: 
Chris@16: # include <boost/python/detail/prefix.hpp>
Chris@16: # include <boost/python/converter/pyobject_type.hpp>
Chris@16: 
Chris@16: namespace boost { namespace python { namespace converter { 
Chris@16: 
Chris@16: template <class> struct pyobject_traits;
Chris@16: 
Chris@16: template <>
Chris@16: struct pyobject_traits<PyObject>
Chris@16: {
Chris@16:     // All objects are convertible to PyObject
Chris@16:     static bool check(PyObject*) { return true; }
Chris@16:     static PyObject* checked_downcast(PyObject* x) { return x; }
Chris@16: #ifndef BOOST_PYTHON_NO_PY_SIGNATURES
Chris@16:     static PyTypeObject const* get_pytype() { return 0; }
Chris@16: #endif
Chris@16: };
Chris@16: 
Chris@16: //
Chris@16: // Specializations
Chris@16: //
Chris@16: 
Chris@16: # define BOOST_PYTHON_BUILTIN_OBJECT_TRAITS(T)                  \
Chris@16:     template <> struct pyobject_traits<Py##T##Object>           \
Chris@16:         : pyobject_type<Py##T##Object, &Py##T##_Type> {}
Chris@16: 
Chris@16: // This is not an exhaustive list; should be expanded.
Chris@16: BOOST_PYTHON_BUILTIN_OBJECT_TRAITS(Type);
Chris@16: BOOST_PYTHON_BUILTIN_OBJECT_TRAITS(List);
Chris@16: #if PY_VERSION_HEX < 0x03000000
Chris@16: BOOST_PYTHON_BUILTIN_OBJECT_TRAITS(Int);
Chris@16: #endif
Chris@16: BOOST_PYTHON_BUILTIN_OBJECT_TRAITS(Long);
Chris@16: BOOST_PYTHON_BUILTIN_OBJECT_TRAITS(Dict);
Chris@16: BOOST_PYTHON_BUILTIN_OBJECT_TRAITS(Tuple);
Chris@16: 
Chris@16: }}} // namespace boost::python::converter
Chris@16: 
Chris@16: #endif // PYOBJECT_TRAITS_DWA2002720_HPP