setup.py: Use a NAME constant instead of hardcoded "sparts"
setup.py: Use a NAME constant instead of hardcoded "sparts"

fmoo/sparts,bboozzoo/sparts,facebook/sparts,bboozzoo/sparts,djipko/sparts,fmoo/sparts,djipko/sparts,pshuff/sparts,facebook/sparts,pshuff/sparts