Use an incrementer instead of something based on the name.
-rw-r--r-- 5675 modprobe.py
-rwxr-xr-x 16930 plnet.py
-rw-r--r-- 2422 pyplnet.spec
-rw-r--r-- 1546 setup.py
-rw-r--r-- 1970 sioc.py