year = {1:'January', 2:'February', 3:'March', 4:'April',5:'May', 6:'June', 7:'July', 8:'August', 9:'September', 10:'October', 11:'November',12:'December'} print year months = year.keys() months.sort() halfCount = len(months)/2 half = months[0:halfCount] firstHalf = {} for x in half: firstHalf[x] = year[x] print firstHalf