testbed/TileDB-Inc__TileDB-Py/tiledb/cc/query.cc

#include <tiledb/tiledb> // C++
#include <tiledb/tiledb_experimental>

#include "common.h"

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

// #pragma clang diagnostic ignored "-Wdeprecated-declarations"
// #pragma gcc diagnostic ignored "-Wdeprecated-declarations"

namespace libtiledbcpp {

using namespace tiledb;
using namespace std;
namespace py = pybind11;

void init_query(py::module &m) {
  py::class_<tiledb::Query>(m, "Query")

      //.def(py::init<py::object, py::object, py::iterable, py::object,
      //              py::object, py::object>())

      .def(py::init<Context &, Array &, tiledb_query_type_t>(),
           py::keep_alive<1, 2>() /* Keep context alive. */,
           py::keep_alive<1, 3>() /* Keep array alive. */)

      .def(py::init<Context &, Array &>(),
           py::keep_alive<1, 2>() /* Keep context alive. */,
           py::keep_alive<1, 3>() /* Keep array alive. */)

      // TODO .def("ptr", [&]() -> py::capsule)

      .def_property("layout", &Query::query_layout, &Query::set_layout)

      .def_property_readonly("query_type", &Query::query_type)

      .def_property_readonly("_subarray",
                             [](Query &query) {
                               // TODO: Before merge make sure the lifetime of
                               // the resulting subarray is not tied to this
                               // query.
                               Subarray subarray(query.ctx(), query.array());
                               query.update_subarray_from_query(&subarray);
                               return subarray;
                             })

      // TODO .def("array") -> Array&

      .def("has_results", &Query::has_results)

      .def("is_complete",
           [](const Query &query) {
             return query.query_status() == Query::Status::COMPLETE;
           })

      .def("finalize", &Query::finalize)

      .def("fragment_num", &Query::fragment_num)

      .def("fragment_uri", &Query::fragment_uri)

      .def("query_status", &Query::query_status)

      .def("set_condition", &Query::set_condition)

      //.def("set_data_buffer",
      //     (Query& (Query::*)(const std::string&, void*,
      //     uint64_t))&Query::set_data_buffer);

      .def("set_data_buffer",
           [](Query &q, std::string name, py::array a) {
             // TODO check_type(a.dtype)
             //  size_t item_size = a.itemsize();
             q.set_data_buffer(name, const_cast<void *>(a.data()), a.size());
           })

      .def("set_offsets_buffer",
           [](Query &q, std::string name, py::array a) {
             // TODO check_type(a.dtype)
             //  size_t item_size = a.itemsize();
             q.set_offsets_buffer(name, (uint64_t *)(a.data()), a.size());
           })

      .def("set_subarray",
           [](Query &query, const Subarray &subarray) {
             return query.set_subarray(subarray);
           })

      .def("set_validity_buffer",
           [](Query &q, std::string name, py::array a) {
             // TODO check_type(a.dtype)
             //  size_t item_size = a.itemsize();
             q.set_validity_buffer(name, (uint8_t *)(a.data()), a.size());
           })

      .def("submit", &Query::submit, py::call_guard<py::gil_scoped_release>())

      /** hackery from another branch... */
      //.def("set_fragment_uri", &Query::set_fragment_uri)
      //.def("unset_buffer", &Query::unset_buffer)
      //.def("set_continuation", [](Query& q) {
      //  q.ctx().handle_error(
      //    tiledb_query_set_continuation(q.ctx().ptr().get(), q.ptr().get())
      //  );
      //})
      ;
}

} // namespace libtiledbcpp