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90312a6ee8
* Add `type_caster<PyObject>` (tests are still incomplete). * Fix oversight (`const PyObject *`). * Ensure `type_caster<PyObject>` only works for `PyObject *` * Move `is_same_ignoring_cvref` into `detail` namespace. * Add test_cast_nullptr * Change is_same_ignoring_cvref from variable template to using. ``` test_type_caster_pyobject_ptr.cpp:8:23: error: variable templates only available with ‘-std=c++14’ or ‘-std=gnu++14’ [-Werror] 8 | static constexpr bool is_same_ignoring_cvref = std::is_same<detail::remove_cvref_t<T>, U>::value; | ^~~~~~~~~~~~~~~~~~~~~~ ``` * Remove `return_value_policy::reference_internal` `keep_alive` feature (because of doubts about it actually being useful). * Add missing test, fix bug (missing `throw error_already_set();`), various cosmetic changes. * Move `type_caster<PyObject>` from test to new include (pybind11/type_caster_pyobject_ptr.h) * Add new header file to CMakeLists.txt and tests/extra_python_package/test_files.py * Backport changes from https://github.com/google/pywrapcc/pull/30021 to https://github.com/pybind/pybind11/pull/4601 * Fix oversight in test (to resolve a valgrind leak detection error) and add a related comment in cast.h. No production code changes. Make tests more sensitive by using `ValueHolder` instead of empty tuples and dicts. Manual leak checks with `while True:` & top command repeated for all tests. * Add tests for interop with stl.h `list_caster` (No production code changes.) * Bug fix in test. Minor comment enhancements. * Change `type_caster<PyObject>::name` to `object`, as suggested by @Skylion007 * Expand comment for the new `T cast(const handle &handle)` [`T` = `PyObject *`] * Add `T cast(object &&obj)` overload as suggested by @Skylion007 The original suggestion leads to `error: call to 'cast' is ambiguous` (full error message below), therefore SFINAE guarding is needed. ``` clang++ -o pybind11/tests/test_type_caster_pyobject_ptr.os -c -std=c++17 -fPIC -fvisibility=hidden -O0 -g -Wall -Wextra -Wconversion -Wcast-qual -Wdeprecated -Wundef -Wnon-virtual-dtor -Wunused-result -Werror -isystem /usr/include/python3.10 -isystem /usr/include/eigen3 -DPYBIND11_STRICT_ASSERTS_CLASS_HOLDER_VS_TYPE_CASTER_MIX -DPYBIND11_ENABLE_TYPE_CASTER_ODR_GUARD_IF_AVAILABLE -DPYBIND11_TEST_BOOST -Ipybind11/include -I/usr/local/google/home/rwgk/forked/pybind11/include -I/usr/local/google/home/rwgk/clone/pybind11/include /usr/local/google/home/rwgk/forked/pybind11/tests/test_type_caster_pyobject_ptr.cpp In file included from /usr/local/google/home/rwgk/forked/pybind11/tests/test_type_caster_pyobject_ptr.cpp:1: In file included from /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/functional.h:12: In file included from /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/pybind11.h:13: In file included from /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/detail/class.h:12: In file included from /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/attr.h:14: /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/cast.h:1165:12: error: call to 'cast' is ambiguous return pybind11::cast<T>(std::move(*this)); ^~~~~~~~~~~~~~~~~ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/functional.h:109:70: note: in instantiation of function template specialization 'pybind11::object::cast<_object *>' requested here return hfunc.f(std::forward<Args>(args)...).template cast<Return>(); ^ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/functional.h:103:16: note: in instantiation of member function 'pybind11::detail::type_caster<std::function<_object *(int)>>::load(pybind11::handle, bool)::func_wrapper::operator()' requested here struct func_wrapper { ^ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/cast.h:1456:47: note: in instantiation of member function 'pybind11::detail::type_caster<std::function<_object *(int)>>::load' requested here if ((... || !std::get<Is>(argcasters).load(call.args[Is], call.args_convert[Is]))) { ^ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/cast.h:1434:50: note: in instantiation of function template specialization 'pybind11::detail::argument_loader<const std::function<_object *(int)> &, int>::load_impl_sequence<0UL, 1UL>' requested here bool load_args(function_call &call) { return load_impl_sequence(call, indices{}); } ^ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/pybind11.h:227:33: note: in instantiation of member function 'pybind11::detail::argument_loader<const std::function<_object *(int)> &, int>::load_args' requested here if (!args_converter.load_args(call)) { ^ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/pybind11.h:101:9: note: in instantiation of function template specialization 'pybind11::cpp_function::initialize<(lambda at /usr/local/google/home/rwgk/forked/pybind11/tests/test_type_caster_pyobject_ptr.cpp:50:9), _object *, const std::function<_object *(int)> &, int, pybind11::name, pybind11::scope, pybind11::sibling, pybind11::return_value_policy>' requested here initialize( ^ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/pybind11.h:1163:22: note: in instantiation of function template specialization 'pybind11::cpp_function::cpp_function<(lambda at /usr/local/google/home/rwgk/forked/pybind11/tests/test_type_caster_pyobject_ptr.cpp:50:9), pybind11::name, pybind11::scope, pybind11::sibling, pybind11::return_value_policy, void>' requested here cpp_function func(std::forward<Func>(f), ^ /usr/local/google/home/rwgk/forked/pybind11/tests/test_type_caster_pyobject_ptr.cpp:48:7: note: in instantiation of function template specialization 'pybind11::module_::def<(lambda at /usr/local/google/home/rwgk/forked/pybind11/tests/test_type_caster_pyobject_ptr.cpp:50:9), pybind11::return_value_policy>' requested here m.def( ^ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/cast.h:1077:3: note: candidate function [with T = _object *, $1 = 0] T cast(object &&obj) { ^ /usr/local/google/home/rwgk/forked/pybind11/include/pybind11/cast.h:1149:1: note: candidate function [with T = _object *] cast(object &&object) { ^ 1 error generated. ``` |
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.. | ||
extra_python_package | ||
extra_setuptools | ||
test_cmake_build | ||
test_embed | ||
CMakeLists.txt | ||
conftest.py | ||
constructor_stats.h | ||
cross_module_gil_utils.cpp | ||
cross_module_interleaved_error_already_set.cpp | ||
eigen_tensor_avoid_stl_array.cpp | ||
env.py | ||
local_bindings.h | ||
object.h | ||
pybind11_cross_module_tests.cpp | ||
pybind11_tests.cpp | ||
pybind11_tests.h | ||
pytest.ini | ||
requirements.txt | ||
test_async.cpp | ||
test_async.py | ||
test_buffers.cpp | ||
test_buffers.py | ||
test_builtin_casters.cpp | ||
test_builtin_casters.py | ||
test_call_policies.cpp | ||
test_call_policies.py | ||
test_callbacks.cpp | ||
test_callbacks.py | ||
test_chrono.cpp | ||
test_chrono.py | ||
test_class.cpp | ||
test_class.py | ||
test_const_name.cpp | ||
test_const_name.py | ||
test_constants_and_functions.cpp | ||
test_constants_and_functions.py | ||
test_copy_move.cpp | ||
test_copy_move.py | ||
test_custom_type_casters.cpp | ||
test_custom_type_casters.py | ||
test_custom_type_setup.cpp | ||
test_custom_type_setup.py | ||
test_docstring_options.cpp | ||
test_docstring_options.py | ||
test_eigen_matrix.cpp | ||
test_eigen_matrix.py | ||
test_eigen_tensor.cpp | ||
test_eigen_tensor.inl | ||
test_eigen_tensor.py | ||
test_enum.cpp | ||
test_enum.py | ||
test_eval_call.py | ||
test_eval.cpp | ||
test_eval.py | ||
test_exceptions.cpp | ||
test_exceptions.h | ||
test_exceptions.py | ||
test_factory_constructors.cpp | ||
test_factory_constructors.py | ||
test_gil_scoped.cpp | ||
test_gil_scoped.py | ||
test_iostream.cpp | ||
test_iostream.py | ||
test_kwargs_and_defaults.cpp | ||
test_kwargs_and_defaults.py | ||
test_local_bindings.cpp | ||
test_local_bindings.py | ||
test_methods_and_attributes.cpp | ||
test_methods_and_attributes.py | ||
test_modules.cpp | ||
test_modules.py | ||
test_multiple_inheritance.cpp | ||
test_multiple_inheritance.py | ||
test_numpy_array.cpp | ||
test_numpy_array.py | ||
test_numpy_dtypes.cpp | ||
test_numpy_dtypes.py | ||
test_numpy_vectorize.cpp | ||
test_numpy_vectorize.py | ||
test_opaque_types.cpp | ||
test_opaque_types.py | ||
test_operator_overloading.cpp | ||
test_operator_overloading.py | ||
test_pickling.cpp | ||
test_pickling.py | ||
test_pytypes.cpp | ||
test_pytypes.py | ||
test_sequences_and_iterators.cpp | ||
test_sequences_and_iterators.py | ||
test_smart_ptr.cpp | ||
test_smart_ptr.py | ||
test_stl_binders.cpp | ||
test_stl_binders.py | ||
test_stl.cpp | ||
test_stl.py | ||
test_tagbased_polymorphic.cpp | ||
test_tagbased_polymorphic.py | ||
test_thread.cpp | ||
test_thread.py | ||
test_type_caster_pyobject_ptr.cpp | ||
test_type_caster_pyobject_ptr.py | ||
test_union.cpp | ||
test_union.py | ||
test_unnamed_namespace_a.cpp | ||
test_unnamed_namespace_a.py | ||
test_unnamed_namespace_b.cpp | ||
test_unnamed_namespace_b.py | ||
test_vector_unique_ptr_member.cpp | ||
test_vector_unique_ptr_member.py | ||
test_virtual_functions.cpp | ||
test_virtual_functions.py | ||
valgrind-numpy-scipy.supp | ||
valgrind-python.supp |