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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def get_day_end(config):
 """ Get the day end time given the day start. This assumes full 24h day. Args: config (dict):
 Configdict. Needed to extract ``day_start``. Note: This is merely a convinience funtion so we do not have to deduct this from ``day_start`` by hand all the time. """

    day_start_datetime = datetime.datetime.combine(datetime.date.today(), config['day_start'])
    day_end_datetime = day_start_datetime - datetime.timedelta(seconds=1)
    return day_end_datetime.time()