58 lines
1.7 KiB
Plaintext
58 lines
1.7 KiB
Plaintext
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// (C) Copyright Joel de Guzman 2003.
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// Distributed under the Boost Software License, Version 1.0. (See
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// accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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#ifndef PY_CONTAINER_UTILS_JDG20038_HPP
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# define PY_CONTAINER_UTILS_JDG20038_HPP
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# include <utility>
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# include <boost/foreach.hpp>
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# include <boost/python/object.hpp>
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# include <boost/python/handle.hpp>
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# include <boost/python/extract.hpp>
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# include <boost/python/stl_iterator.hpp>
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namespace boost { namespace python { namespace container_utils {
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template <typename Container>
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void
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extend_container(Container& container, object l)
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{
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typedef typename Container::value_type data_type;
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// l must be iterable
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BOOST_FOREACH(object elem,
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std::make_pair(
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boost::python::stl_input_iterator<object>(l),
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boost::python::stl_input_iterator<object>()
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))
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{
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extract<data_type const&> x(elem);
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// try if elem is an exact data_type type
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if (x.check())
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{
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container.push_back(x());
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}
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else
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{
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// try to convert elem to data_type type
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extract<data_type> x(elem);
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if (x.check())
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{
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container.push_back(x());
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}
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else
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{
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PyErr_SetString(PyExc_TypeError, "Incompatible Data Type");
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throw_error_already_set();
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}
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}
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}
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}
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}}} // namespace boost::python::container_utils
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#endif
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