Add `type_caster<PyObject>` - #4601

Merged

rwgk merged 21 commits into

pybind:masterfrom

rwgk:type_caster_PyObject_master

May 7, 2023

Commits on Apr 1, 2023

Add `type_caster<PyObject>` (tests are still incomplete).
rwgk
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ef13f04
Fix oversight (`const PyObject *`).
rwgk
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c7c52b0
Ensure `type_caster<PyObject>` only works for `PyObject *`
rwgk
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f220f0c
Move `is_same_ignoring_cvref` into `detail` namespace.
rwgk
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467b237
Add test_cast_nullptr
rwgk
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79f2b05
Change is_same_ignoring_cvref from variable template to using.
rwgk
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45f915b
Remove `return_value_policy::reference_internal` `keep_alive` feature (because of doubts about it actually being useful).
rwgk
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00cc8b4
Add missing test, fix bug (missing `throw error_already_set();`), various cosmetic changes.
rwgk
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432de63
Move `type_caster<PyObject>` from test to new include (pybind11/type_caster_pyobject_ptr.h)
rwgk
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db47541
Add new header file to CMakeLists.txt and tests/extra_python_package/test_files.py
rwgk
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b393001

Commits on Apr 3, 2023

Backport changes from https://github.com/google/pywrapcc/pull/30021 to https://github.com/pybind/pybind11/pull/4601
rwgk
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0ba8003

Commits on Apr 4, 2023

Commits on Apr 5, 2023

Add tests for interop with stl.h `list_caster`
rwgk
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3391bbd
Bug fix in test. Minor comment enhancements.
rwgk
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f6c7cee

Commits on May 1, 2023

Merge branch 'master' into type_caster_PyObject_master
rwgk
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6afa757

Commits on May 2, 2023

Add `T cast(object &&obj)` overload as suggested by @Skylion007
rwgk
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2e5a699