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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 most_read_creators_card(num=10):
 """ Displays a card showing the Creators who have the most Readings associated with their Publications. In spectator_core tags, rather than spectator_reading so it can still be used on core pages, even if spectator_reading isn't installed. """

    if spectator_apps.is_enabled('reading'):

        object_list = most_read_creators(num=num)

        object_list = chartify(object_list, 'num_readings', cutoff=1)

        return {
            'card_title': 'Most read authors',
            'score_attr': 'num_readings',
            'object_list': object_list,
        }