//*****************************************************************************
// Copyright 2017-2018 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//*****************************************************************************

#include <iterator>
#include <sstream>
#include <string>

#include <pybind11/pybind11.h>
#include <pybind11/stl.h>

#include "ngraph/axis_set.hpp" // ngraph::AxisSet
#include "pyngraph/axis_set.hpp"

namespace py = pybind11;

void regclass_pyngraph_AxisSet(py::module m)
{
    py::class_<ngraph::AxisSet, std::shared_ptr<ngraph::AxisSet>> axis_set(m, "AxisSet");
    axis_set.doc() = "ngraph.impl.AxisSet wraps ngraph::AxisSet";
    axis_set.def(py::init<const std::initializer_list<size_t>&>());
    axis_set.def(py::init<const std::set<size_t>&>());
    axis_set.def(py::init<const std::vector<size_t>&>());
    axis_set.def(py::init<const ngraph::AxisSet&>());

    axis_set.def("__len__", [](const ngraph::AxisSet& v) { return v.size(); });

    axis_set.def("__iter__",
                 [](ngraph::AxisSet& v) { return py::make_iterator(v.begin(), v.end()); },
                 py::keep_alive<0, 1>()); /* Keep set alive while iterator is used */

    axis_set.def("__repr__", [](const ngraph::AxisSet& self) -> std::string {
        std::stringstream data_ss;
        std::copy(self.begin(), self.end(), std::ostream_iterator<int>(data_ss, ", "));
        std::string data_str = data_ss.str();
        return "<AxisSet {" + data_str.substr(0, data_str.size() - 2) + "}>";
    });
}
