Help me make this beautiful.

reclog_objectifier.py

def objectify(frame):
    """ yeilds one parsed object defined by the parsers in
    the waas library.
    """
    log_source = frame['log_type']
    parsers = {'SP': sp_log.parse,
               'CP': cp_log.parse,
               'WAAS': waas_log.parse}
    try:
        parsed = parsers[ log_source]
    except:
        yield {'channel': 'error.bad_frame',
               'msg': {'line': frame['lines'], 'site': frame['site_name']}}

    for line in frame['lines']:
        for channel, msg in parsed(line):
            if channel:
                msg.update({'site': frame['site_name']})
                yield {'channel': log_source + '.' + channel, 'msg': msg}
            else:  # channel was None
                yield {'channel': log_source + '.' + 'UNPARSED',
                       'msg': {'line': line, 'site': frame['site_name']}}