Python 辞書型のソート

dictsort.py

def dictsorted(dic, valuesort=False):
    if valuesort:
        return [(k, v) for k, v in sorted(d.items(), key=lambda x:x[1])]
    return [(k, v) for k, v in sorted(d.items())]

if __name__ == '__main__':
    d = {'A':500, 'C':300, 'D':100, 'E':400, 'B':200}
    print dictsorted(d, False)
    print dictsorted(d, True)