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// 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 ARG_FROM_PYTHON_DWA2002128_HPP
# define ARG_FROM_PYTHON_DWA2002128_HPP
# include <boost/python/detail/prefix.hpp>
# include <boost/python/converter/arg_from_python.hpp>
# if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1400)) \
|| BOOST_WORKAROUND(BOOST_INTEL_WIN, BOOST_TESTED_AT(800))
# include <boost/type_traits/remove_cv.hpp>
#endif
namespace boost { namespace python {
template <class T>
struct arg_from_python
: converter::select_arg_from_python<
# if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1400)) \
|| BOOST_WORKAROUND(BOOST_INTEL_WIN, BOOST_TESTED_AT(800))
typename boost::remove_cv<T>::type
# else
T
# endif
>::type
{
typedef typename converter::select_arg_from_python<
# if BOOST_WORKAROUND(BOOST_MSVC, BOOST_TESTED_AT(1400)) \
|| BOOST_WORKAROUND(BOOST_INTEL_WIN, BOOST_TESTED_AT(800))
typename boost::remove_cv<T>::type
# else
T
# endif
>::type base;
arg_from_python(PyObject*);
};
// specialization for PyObject*
template <>
struct arg_from_python<PyObject*>
{
typedef PyObject* result_type;
arg_from_python(PyObject* p) : m_source(p) {}
bool convertible() const { return true; }
PyObject* operator()() const { return m_source; }
private:
PyObject* m_source;
};
template <>
struct arg_from_python<PyObject* const&>
{
typedef PyObject* const& result_type;
arg_from_python(PyObject* p) : m_source(p) {}
bool convertible() const { return true; }
PyObject*const& operator()() const { return m_source; }
private:
PyObject* m_source;
};
//
// implementations
//
template <class T>
inline arg_from_python<T>::arg_from_python(PyObject* source)
: base(source)
{
}
}} // namespace boost::python
#endif // ARG_FROM_PYTHON_DWA2002128_HPP
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