It suffices to place a file lyx2lyx.cmd containing @ <path to python>\python <path to lyx>\share\lyx\lyx2lyx\lyx2lyx %*
into the /lyx/share/lyx/lyx2lyx You can use Ruurd Reitsma's python - no "proper" python needed for this. I have put this on the WiKi. Ekkehart
