install as a new pane option

1. Copy localorender.py to your local nuke path (~/.nuke)
2. At the same location, open the menu.py file (or create it) and add the following content inside:

import localorender

localorender.register_as_panel()

You can open the panel in Nuke by clicking the icon then Windows > Custom > Localorender

optional configuration

You can also optionally add the following lines:

localorender.configure_logging()

which should allow you to see logging message in the Script Editor.