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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 is_valid_schedule(schedule, events, slots):
 """Take a schedule and return whether it is a valid solution for the given constraints Parameters schedule : list or tuple a schedule in schedule form events : list or tuple of resources.Event instances slots : list or tuple of resources.Slot instances Returns ------- bool True if schedule is a valid solution """

    if len(schedule) == 0:
        return False
    array = converter.schedule_to_array(schedule, events, slots)
    return is_valid_array(array, events, slots)