utils: code cleanup in get_person_id
utils: code cleanup in get_person_id

boblannon/congress,chriscondon/billtext,unitedstates/congress,unitedstates/congress,Nolawee/congress,sunlightlabs/congress-opencongress,Nolawee/congress,boblannon/congress,chriscondon/billtext,sunlightlabs/congress-opencongress