Function restore

include/pybind11/pytypes.h:772–772

Restores the currently-held Python error (which will clear the Python error indicator first if already set). NOTE: This member function will always restore the normalized exception, which may or may not be the original Python exception. WARNING: The GIL must be held when this member function is called!

    ///       not be the original Python exception.
    /// WARNING: The GIL must be held when this member function is called!
    void restore() { m_fetched_error->restore(); }

    /// If it is impossible to raise the currently-held error, such as in a destructor, we can
    /// write it out using Python's unraisable hook (`sys.unraisablehook`). The error context