// (C) Copyright Joel de Guzman 2003. // 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 PY_CONTAINER_UTILS_JDG20038_HPP # define PY_CONTAINER_UTILS_JDG20038_HPP # include <utility> # include <boost/foreach.hpp> # include <boost/python/object.hpp> # include <boost/python/handle.hpp> # include <boost/python/extract.hpp> # include <boost/python/stl_iterator.hpp> namespace boost { namespace python { namespace container_utils { template <typename Container> void extend_container(Container& container, object l) { typedef typename Container::value_type data_type; // l must be iterable BOOST_FOREACH(object elem, std::make_pair( boost::python::stl_input_iterator<object>(l), boost::python::stl_input_iterator<object>() )) { extract<data_type const&> x(elem); // try if elem is an exact data_type type if (x.check()) { container.push_back(x()); } else { // try to convert elem to data_type type extract<data_type> x(elem); if (x.check()) { container.push_back(x()); } else { PyErr_SetString(PyExc_TypeError, "Incompatible Data Type"); throw_error_already_set(); } } } } }}} // namespace boost::python::container_utils #endif