mirror of
https://github.com/pybind/pybind11.git
synced 2024-11-30 08:57:11 +00:00
f33f6afb66
* chore(deps): update pre-commit hooks updates: - [github.com/pre-commit/mirrors-clang-format: v17.0.6 → v18.1.2](https://github.com/pre-commit/mirrors-clang-format/compare/v17.0.6...v18.1.2) - [github.com/astral-sh/ruff-pre-commit: v0.2.0 → v0.3.5](https://github.com/astral-sh/ruff-pre-commit/compare/v0.2.0...v0.3.5) - [github.com/pre-commit/mirrors-mypy: v1.8.0 → v1.9.0](https://github.com/pre-commit/mirrors-mypy/compare/v1.8.0...v1.9.0) - [github.com/Lucas-C/pre-commit-hooks: v1.5.4 → v1.5.5](https://github.com/Lucas-C/pre-commit-hooks/compare/v1.5.4...v1.5.5) - [github.com/sirosen/texthooks: 0.6.4 → 0.6.6](https://github.com/sirosen/texthooks/compare/0.6.4...0.6.6) - [github.com/shellcheck-py/shellcheck-py: v0.9.0.6 → v0.10.0.1](https://github.com/shellcheck-py/shellcheck-py/compare/v0.9.0.6...v0.10.0.1) - [github.com/PyCQA/pylint: v3.0.3 → v3.1.0](https://github.com/PyCQA/pylint/compare/v3.0.3...v3.1.0) - [github.com/python-jsonschema/check-jsonschema: 0.28.0 → 0.28.1](https://github.com/python-jsonschema/check-jsonschema/compare/0.28.0...0.28.1) * style: pre-commit fixes * fix(types): correction for better typing Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com> --------- Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com> Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com> Co-authored-by: Henry Schreiner <henryschreineriii@gmail.com>
276 lines
8.5 KiB
C++
276 lines
8.5 KiB
C++
/*
|
|
tests/test_stl_binders.cpp -- Usage of stl_binders functions
|
|
|
|
Copyright (c) 2016 Sergey Lyskov
|
|
|
|
All rights reserved. Use of this source code is governed by a
|
|
BSD-style license that can be found in the LICENSE file.
|
|
*/
|
|
|
|
#include <pybind11/numpy.h>
|
|
#include <pybind11/stl_bind.h>
|
|
|
|
#include "pybind11_tests.h"
|
|
|
|
#include <deque>
|
|
#include <map>
|
|
#include <unordered_map>
|
|
#include <vector>
|
|
|
|
class El {
|
|
public:
|
|
El() = delete;
|
|
explicit El(int v) : a(v) {}
|
|
|
|
int a;
|
|
};
|
|
|
|
std::ostream &operator<<(std::ostream &s, El const &v) {
|
|
s << "El{" << v.a << '}';
|
|
return s;
|
|
}
|
|
|
|
/// Issue #487: binding std::vector<E> with E non-copyable
|
|
class E_nc {
|
|
public:
|
|
explicit E_nc(int i) : value{i} {}
|
|
E_nc(const E_nc &) = delete;
|
|
E_nc &operator=(const E_nc &) = delete;
|
|
E_nc(E_nc &&) = default;
|
|
E_nc &operator=(E_nc &&) = default;
|
|
|
|
int value;
|
|
};
|
|
|
|
template <class Container>
|
|
Container *one_to_n(int n) {
|
|
auto *v = new Container();
|
|
for (int i = 1; i <= n; i++) {
|
|
v->emplace_back(i);
|
|
}
|
|
return v;
|
|
}
|
|
|
|
template <class Map>
|
|
Map *times_ten(int n) {
|
|
auto *m = new Map();
|
|
for (int i = 1; i <= n; i++) {
|
|
m->emplace(int(i), E_nc(10 * i));
|
|
}
|
|
return m;
|
|
}
|
|
|
|
template <class NestMap>
|
|
NestMap *times_hundred(int n) {
|
|
auto *m = new NestMap();
|
|
for (int i = 1; i <= n; i++) {
|
|
for (int j = 1; j <= n; j++) {
|
|
(*m)[i].emplace(int(j * 10), E_nc(100 * j));
|
|
}
|
|
}
|
|
return m;
|
|
}
|
|
|
|
/*
|
|
* Recursive data structures as test for issue #4623
|
|
*/
|
|
struct RecursiveVector : std::vector<RecursiveVector> {
|
|
using Parent = std::vector<RecursiveVector>;
|
|
using Parent::Parent;
|
|
};
|
|
|
|
struct RecursiveMap : std::map<int, RecursiveMap> {
|
|
using Parent = std::map<int, RecursiveMap>;
|
|
using Parent::Parent;
|
|
};
|
|
|
|
class UserVectorLike : private std::vector<int> {
|
|
public:
|
|
// This is only a subset of the member functions, as needed at the time.
|
|
using Base = std::vector<int>;
|
|
using typename Base::const_iterator;
|
|
using typename Base::difference_type;
|
|
using typename Base::iterator;
|
|
using typename Base::size_type;
|
|
using typename Base::value_type;
|
|
|
|
using Base::at;
|
|
using Base::back;
|
|
using Base::Base;
|
|
using Base::begin;
|
|
using Base::cbegin;
|
|
using Base::cend;
|
|
using Base::clear;
|
|
using Base::empty;
|
|
using Base::end;
|
|
using Base::erase;
|
|
using Base::front;
|
|
using Base::insert;
|
|
using Base::pop_back;
|
|
using Base::push_back;
|
|
using Base::reserve;
|
|
using Base::shrink_to_fit;
|
|
using Base::swap;
|
|
using Base::operator[];
|
|
using Base::capacity;
|
|
using Base::size;
|
|
};
|
|
|
|
bool operator==(UserVectorLike const &, UserVectorLike const &) { return true; }
|
|
bool operator!=(UserVectorLike const &, UserVectorLike const &) { return false; }
|
|
|
|
class UserMapLike : private std::map<int, int> {
|
|
public:
|
|
// This is only a subset of the member functions, as needed at the time.
|
|
using Base = std::map<int, int>;
|
|
using typename Base::const_iterator;
|
|
using typename Base::iterator;
|
|
using typename Base::key_type;
|
|
using typename Base::mapped_type;
|
|
using typename Base::size_type;
|
|
using typename Base::value_type;
|
|
|
|
using Base::at;
|
|
using Base::Base;
|
|
using Base::begin;
|
|
using Base::cbegin;
|
|
using Base::cend;
|
|
using Base::clear;
|
|
using Base::emplace;
|
|
using Base::emplace_hint;
|
|
using Base::empty;
|
|
using Base::end;
|
|
using Base::erase;
|
|
using Base::find;
|
|
using Base::insert;
|
|
using Base::max_size;
|
|
using Base::swap;
|
|
using Base::operator[];
|
|
using Base::size;
|
|
};
|
|
|
|
/*
|
|
* Pybind11 does not catch more complicated recursion schemes, such as mutual
|
|
* recursion.
|
|
* In that case custom recursive_container_traits specializations need to be added,
|
|
* thus manually telling pybind11 about the recursion.
|
|
*/
|
|
struct MutuallyRecursiveContainerPairMV;
|
|
struct MutuallyRecursiveContainerPairVM;
|
|
|
|
struct MutuallyRecursiveContainerPairMV : std::map<int, MutuallyRecursiveContainerPairVM> {};
|
|
struct MutuallyRecursiveContainerPairVM : std::vector<MutuallyRecursiveContainerPairMV> {};
|
|
|
|
namespace pybind11 {
|
|
namespace detail {
|
|
template <typename SFINAE>
|
|
struct recursive_container_traits<MutuallyRecursiveContainerPairMV, SFINAE> {
|
|
using type_to_check_recursively = recursive_bottom;
|
|
};
|
|
template <typename SFINAE>
|
|
struct recursive_container_traits<MutuallyRecursiveContainerPairVM, SFINAE> {
|
|
using type_to_check_recursively = recursive_bottom;
|
|
};
|
|
} // namespace detail
|
|
} // namespace pybind11
|
|
|
|
TEST_SUBMODULE(stl_binders, m) {
|
|
// test_vector_int
|
|
py::bind_vector<std::vector<unsigned int>>(m, "VectorInt", py::buffer_protocol());
|
|
|
|
// test_vector_custom
|
|
py::class_<El>(m, "El").def(py::init<int>());
|
|
py::bind_vector<std::vector<El>>(m, "VectorEl");
|
|
py::bind_vector<std::vector<std::vector<El>>>(m, "VectorVectorEl");
|
|
|
|
// test_map_string_double
|
|
py::bind_map<std::map<std::string, double>>(m, "MapStringDouble");
|
|
py::bind_map<std::unordered_map<std::string, double>>(m, "UnorderedMapStringDouble");
|
|
|
|
// test_map_string_double_const
|
|
py::bind_map<std::map<std::string, double const>>(m, "MapStringDoubleConst");
|
|
py::bind_map<std::unordered_map<std::string, double const>>(m,
|
|
"UnorderedMapStringDoubleConst");
|
|
|
|
// test_map_view_types
|
|
py::bind_map<std::map<std::string, float>>(m, "MapStringFloat");
|
|
py::bind_map<std::unordered_map<std::string, float>>(m, "UnorderedMapStringFloat");
|
|
|
|
py::bind_map<std::map<std::pair<double, int>, int32_t>>(m, "MapPairDoubleIntInt32");
|
|
py::bind_map<std::map<std::pair<double, int>, int64_t>>(m, "MapPairDoubleIntInt64");
|
|
|
|
py::bind_map<std::map<int, py::object>>(m, "MapIntObject");
|
|
py::bind_map<std::map<std::string, py::object>>(m, "MapStringObject");
|
|
|
|
py::class_<E_nc>(m, "ENC").def(py::init<int>()).def_readwrite("value", &E_nc::value);
|
|
|
|
// test_noncopyable_containers
|
|
py::bind_vector<std::vector<E_nc>>(m, "VectorENC");
|
|
m.def("get_vnc", &one_to_n<std::vector<E_nc>>);
|
|
py::bind_vector<std::deque<E_nc>>(m, "DequeENC");
|
|
m.def("get_dnc", &one_to_n<std::deque<E_nc>>);
|
|
py::bind_map<std::map<int, E_nc>>(m, "MapENC");
|
|
m.def("get_mnc", ×_ten<std::map<int, E_nc>>);
|
|
py::bind_map<std::unordered_map<int, E_nc>>(m, "UmapENC");
|
|
m.def("get_umnc", ×_ten<std::unordered_map<int, E_nc>>);
|
|
// Issue #1885: binding nested std::map<X, Container<E>> with E non-copyable
|
|
py::bind_map<std::map<int, std::vector<E_nc>>>(m, "MapVecENC");
|
|
m.def("get_nvnc", [](int n) {
|
|
auto *m = new std::map<int, std::vector<E_nc>>();
|
|
for (int i = 1; i <= n; i++) {
|
|
for (int j = 1; j <= n; j++) {
|
|
(*m)[i].emplace_back(j);
|
|
}
|
|
}
|
|
return m;
|
|
});
|
|
py::bind_map<std::map<int, std::map<int, E_nc>>>(m, "MapMapENC");
|
|
m.def("get_nmnc", ×_hundred<std::map<int, std::map<int, E_nc>>>);
|
|
py::bind_map<std::unordered_map<int, std::unordered_map<int, E_nc>>>(m, "UmapUmapENC");
|
|
m.def("get_numnc", ×_hundred<std::unordered_map<int, std::unordered_map<int, E_nc>>>);
|
|
|
|
// test_vector_buffer
|
|
py::bind_vector<std::vector<unsigned char>>(m, "VectorUChar", py::buffer_protocol());
|
|
// no dtype declared for this version:
|
|
struct VUndeclStruct {
|
|
bool w;
|
|
uint32_t x;
|
|
double y;
|
|
bool z;
|
|
};
|
|
m.def("create_undeclstruct", [m]() mutable {
|
|
py::bind_vector<std::vector<VUndeclStruct>>(
|
|
m, "VectorUndeclStruct", py::buffer_protocol());
|
|
});
|
|
|
|
// Bind recursive container types
|
|
py::bind_vector<RecursiveVector>(m, "RecursiveVector");
|
|
py::bind_map<RecursiveMap>(m, "RecursiveMap");
|
|
py::bind_map<MutuallyRecursiveContainerPairMV>(m, "MutuallyRecursiveContainerPairMV");
|
|
py::bind_vector<MutuallyRecursiveContainerPairVM>(m, "MutuallyRecursiveContainerPairVM");
|
|
|
|
// Bind with private inheritance + `using` directives.
|
|
py::bind_vector<UserVectorLike>(m, "UserVectorLike");
|
|
py::bind_map<UserMapLike>(m, "UserMapLike");
|
|
|
|
// The rest depends on numpy:
|
|
try {
|
|
py::module_::import("numpy");
|
|
} catch (...) {
|
|
return;
|
|
}
|
|
|
|
// test_vector_buffer_numpy
|
|
struct VStruct {
|
|
bool w;
|
|
uint32_t x;
|
|
double y;
|
|
bool z;
|
|
};
|
|
PYBIND11_NUMPY_DTYPE(VStruct, w, x, y, z);
|
|
py::class_<VStruct>(m, "VStruct").def_readwrite("x", &VStruct::x);
|
|
py::bind_vector<std::vector<VStruct>>(m, "VectorStruct", py::buffer_protocol());
|
|
m.def("get_vectorstruct",
|
|
[] { return std::vector<VStruct>{{false, 5, 3.0, true}, {true, 30, -1e4, false}}; });
|
|
}
|