Function Name

include/pybind11/pytypes.h:1477–1477

    static bool check_(handle h) { return h.ptr() != nullptr && CheckFun(h.ptr()); }              \
    template <typename Policy_> /* NOLINTNEXTLINE(google-explicit-constructor) */                 \
    Name(const ::pybind11::detail::accessor<Policy_> &a) : Name(object(a)) {}

#define PYBIND11_OBJECT_CVT(Name, Parent, CheckFun, ConvertFun)                                   \
    PYBIND11_OBJECT_COMMON(Name, Parent, CheckFun)                                                \