python/include/boost/python/arg_from_python.hpp at develop · BoostGSoC21/python · GitHub

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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/python/detail/type_traits.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 detail::remove_cv<T>::type

# else

# 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 detail::remove_cv<T>::type

# else

# 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

python/include/boost/python/arg_from_python.hpp at develop · BoostGSoC21/python · GitHub

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