s = <span class="changed">TimespanBinder</span>(
        timespan, 
        <span class="changed">db_lookup</span>,
        formatter=self.generator.formatter,
        converter=self.generator.converter)
    week_dt = datetime.date.fromtimestamp(timespan.stop) - \
        datetime.timedelta(weeks=1)
    week_ts = time.mktime(week_dt.timetuple())
    seven_day_stats = <span class="changed">TimespanBinder</span>(
        TimeSpan(week_ts, timespan.stop),
        <span class="changed">db_lookup</span>,
       