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Diffstat (limited to 'mpm/python/converters.hpp')
-rw-r--r-- | mpm/python/converters.hpp | 94 |
1 files changed, 0 insertions, 94 deletions
diff --git a/mpm/python/converters.hpp b/mpm/python/converters.hpp deleted file mode 100644 index ede9507a9..000000000 --- a/mpm/python/converters.hpp +++ /dev/null @@ -1,94 +0,0 @@ -// -// Copyright 2017 Ettus Research, a National Instruments Company -// -// SPDX-License-Identifier: GPL-3.0-or-later -// - -#pragma once - -#include <boost/python.hpp> -#include <boost/python/stl_iterator.hpp> -#include <vector> -#include <string> - -namespace bp = boost::python; - -template<typename MapType> -struct map_to_python_dict -{ - static PyObject* convert(MapType const& input_map) - { - bp::dict py_dict; - for (const auto& element: input_map){ - py_dict[element.first] = element.second; - } - return bp::incref(py_dict.ptr()); - } - -}; - -template<typename Container> -struct iterable_to_python_list -{ - static PyObject* convert(Container const& input) - { - bp::list py_list; - for (const auto& element: input){ - py_list.append(element); - } - return bp::incref(py_list.ptr()); - } -}; - -// Converter for std::vector / std::list arguments from python iterables -struct iterable_converter -{ - template <typename Container> - iterable_converter& - from_python() - { - bp::converter::registry::push_back( - &iterable_converter::convertible, - &iterable_converter::construct<Container>, - bp::type_id<Container>()); - return *this; - } - - static void* convertible(PyObject* object) - { - return PyObject_GetIter(object) ? object : NULL; - } - - template <typename Container> - static void construct( - PyObject* object, - bp::converter::rvalue_from_python_stage1_data* data) - { - // Object is a borrowed reference, so create a handle indicting it is - // borrowed for proper reference counting. - bp::handle<> handle(bp::borrowed(object)); - - // Obtain a handle to the memory block that the converter has allocated - // for the C++ type. - typedef bp::converter::rvalue_from_python_storage<Container> - storage_type; - void* storage = reinterpret_cast<storage_type*>(data)->storage.bytes; - - typedef bp::stl_input_iterator<typename Container::value_type> - iterator; - - // Allocate the C++ type into the converter's memory block, and assign - // its handle to the converter's convertible variable. The C++ - // container is populated by passing the begin and end iterators of - // the python object to the container's constructor. - new (storage) Container( - iterator(bp::object(handle)), // begin - iterator()); // end - data->convertible = storage; - } -}; - -void export_converter(){ - // LIBMPM_BOOST_PREAMBLE("helper") - bp::to_python_converter<std::vector< std::string >, iterable_to_python_list<std::vector< std::string > >, false>(); -} |