pyo3_ffi

Function PyWideStringList_Insert

Source 
pub unsafe extern "C" fn PyWideStringList_Insert(
    list: *mut PyWideStringList,
    index: Py_ssize_t,
    item: *const wchar_t,
) -> PyStatus
Available on Py_3_8 and non-PyPy and non-Py_LIMITED_API only.