analyser corner cases testing: empty token_types
analyser corner cases testing: empty token_types

AsSheng/pyNES,bigpete/pyNES,stellatigre/pyNES,imanmafi/pyNES,sperez4mba/pyNES,arabenjamin/pyNES,jay-johnson/pyNES,ftick/pyNES,bradparks/pyNES__python_8bit_nes_games_nintendo,silky/pyNES,shekkbuilder/pyNES,shaunstanislaus/pyNES,GrimDerp/pyNES,gutomaia/pyNES,kod3r/pyNES,BmanisKing/Mine,danielserva/pyNES,JohnKossa/pyNES,tekromancr/pyNES,jmgaya/pyNES,NickDeckerDevs/pyNES,MSylvia/pyNES,Militree/pyNES,fufufanatic/pyNES,Gybes/pyNES,DaTrollMon/pyNES,kubov/pyNES,edwardpark/pyNES