/usr/share/python/runtime.d/infon-devel.rtupdate is in infon-devel 0~r218-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
| 1 2 3 4 5 6 | #! /bin/sh
set -e
if [ "$1" = rtupdate ]; then
	pyclean -p infon-devel /usr/share/infon-devel
	pycompile -p infon-devel  /usr/share/infon-devel
fi
 |