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boost
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numpy_object_mgr_traits.hpp
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// Copyright Jim Bosch 2010-2012. // Copyright Stefan Seefeld 2016. // 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 boost_python_numpy_numpy_object_mgr_traits_hpp_ #define boost_python_numpy_numpy_object_mgr_traits_hpp_ #include <boost/python/numpy/config.hpp> /** * @brief Macro that specializes object_manager_traits by requiring a * source-file implementation of get_pytype(). */ #define NUMPY_OBJECT_MANAGER_TRAITS(manager) \ template <> \ struct BOOST_NUMPY_DECL object_manager_traits<manager> \ { \ BOOST_STATIC_CONSTANT(bool, is_specialized = true); \ static inline python::detail::new_reference adopt(PyObject* x) \ { \ return python::detail::new_reference(python::pytype_check((PyTypeObject*)get_pytype(), x)); \ } \ static bool check(PyObject* x) \ { \ return ::PyObject_IsInstance(x, (PyObject*)get_pytype()); \ } \ static manager* checked_downcast(PyObject* x) \ { \ return python::downcast<manager>((checked_downcast_impl)(x, (PyTypeObject*)get_pytype())); \ } \ static PyTypeObject const * get_pytype(); \ } #endif