delete comment in test_tfa.py
delete comment in test_tfa.py

ryi06/inferelator_ng,simonsfoundation/inferelator_ng,AaronWatters/inferelator_ng,ryi06/inferelator_ng,simonsfoundation/inferelator_ng,AaronWatters/inferelator_ng,simonsfoundation/inferelator_ng,AaronWatters/inferelator_ng