Make a ``csv.DictReader`` without specifying the column names. ::

    import smart_csv_dictreader
    # https://raw.githubusercontent.com/tlevine/comparing-wifi-usage/master/data/chicago.csv
    chicago = smart_csv_dictreader.DictReader(open('chicago.csv'))
    print(next(chicago))
    {'CUMULATIVE NUMBER OF SESSIONS': '22263',
     'MONTH': 'January',
     'NUMBER OF SESSIONS': '22263',
     'YEAR': '2011'}
