refactor long line for PEP8
refactor long line for PEP8

xsteadfastx/beets,mosesfistos1/beetbox,jackwilsdon/beets,madmouser1/beets,beetbox/beets,madmouser1/beets,beetbox/beets,lengtche/beets,shamangeorge/beets,diego-plan9/beets,MyTunesFreeMusic/privacy-policy,Kraymer/beets,sampsyo/beets,sampsyo/beets,mosesfistos1/beetbox,diego-plan9/beets,ibmibmibm/beets,sampsyo/beets,mosesfistos1/beetbox,diego-plan9/beets,shamangeorge/beets,madmouser1/beets,jackwilsdon/beets,jackwilsdon/beets,artemutin/beets,diego-plan9/beets,SusannaMaria/beets,MyTunesFreeMusic/privacy-policy,sampsyo/beets,pkess/beets,artemutin/beets,shamangeorge/beets,ibmibmibm/beets,beetbox/beets,SusannaMaria/beets,xsteadfastx/beets,SusannaMaria/beets,Kraymer/beets,pkess/beets,Kraymer/beets,ibmibmibm/beets,pkess/beets,pkess/beets,ibmibmibm/beets,lengtche/beets,mosesfistos1/beetbox,lengtche/beets,xsteadfastx/beets,MyTunesFreeMusic/privacy-policy,MyTunesFreeMusic/privacy-policy,artemutin/beets,beetbox/beets,lengtche/beets,xsteadfastx/beets,madmouser1/beets,Kraymer/beets,shamangeorge/beets,SusannaMaria/beets,jackwilsdon/beets,artemutin/beets