base.cc

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/*
 * LSST Data Management System
 *
 * This product includes software developed by the
 * LSST Project (http://www.lsst.org/).
 * See the COPYRIGHT file
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the LSST License Statement and
 * the GNU General Public License along with this program.  If not,
 * see <https://www.lsstcorp.org/LegalNotices/>.
 */
#include <pybind11/pybind11.h>
#include <pybind11/stl.h>

#include "ndarray/pybind11.h"
#include "astshim/base.h"

namespace py = pybind11;
using namespace pybind11::literals;

namespace ast {
namespace {

PYBIND11_PLUGIN(base) {
    py::module mod("base", "Python wrapper for base.h");

    mod.def("assertOK", &assertOK, "rawObj1"_a = nullptr, "rawObj2"_a = nullptr);
    mod.def("escapes", &escapes, "include"_a = -1);

    // Make a deep copy to avoid memory issues in Python
    mod.def("arrayFromVector", [](std::vector<double> const& data, int nAxes) {
        auto const arrayShallow = arrayFromVector(data, nAxes);
        Array2D arrayDeep = allocate(arrayShallow.getShape());
        arrayDeep.deep() = arrayShallow;
        return arrayDeep;
    }, "vec"_a, "nAxes"_a);

    py::enum_<DataType>(mod, "DataType")
            .value("IntType", DataType::IntType)
            .value("ShortIntType", DataType::ShortIntType)
            .value("ByteType", DataType::ByteType)
            .value("DoubleType", DataType::DoubleType)
            .value("FloatType", DataType::FloatType)
            .value("StringType", DataType::StringType)
            .value("ObjectType", DataType::ObjectType)
            .value("PointerType", DataType::PointerType)
            .value("UndefinedType", DataType::UndefinedType)
            .value("BadType", DataType::BadType)
            .export_values();

    return mod.ptr();
}

}  // namespace
}  // namespace ast