Add a period to a comment, simplify one expression
Add a period to a comment, simplify one expression

w.r.t. #2542

shamangeorge/beets,jackwilsdon/beets,pkess/beets,jackwilsdon/beets,sampsyo/beets,sampsyo/beets,pkess/beets,beetbox/beets,beetbox/beets,beetbox/beets,SusannaMaria/beets,pkess/beets,ibmibmibm/beets,shamangeorge/beets,jackwilsdon/beets,ibmibmibm/beets,beetbox/beets,ibmibmibm/beets,sampsyo/beets,shamangeorge/beets,sampsyo/beets,ibmibmibm/beets,SusannaMaria/beets,jackwilsdon/beets,pkess/beets,shamangeorge/beets,SusannaMaria/beets,SusannaMaria/beets