Method _unicode_to_wchar_bytes

crates/stdlib/src/array.rs:808–816

(wtf8: &Wtf8, item_size: usize)

        }

        fn _unicode_to_wchar_bytes(wtf8: &Wtf8, item_size: usize) -> Vec<u8> {
            if item_size == 2 {
                wtf8.encode_wide().flat_map(|ch| ch.to_ne_bytes()).collect()
            } else {
                wtf8.code_points()
                    .flat_map(|ch| ch.to_u32().to_ne_bytes())
                    .collect()
            }
        }

        #[pymethod]
        fn fromunicode(zelf: &Py<Self>, obj: PyObjectRef, vm: &VirtualMachine) -> PyResult<()> {