code: def schedule_violations(schedule, events, slots):
      
      array = converter.schedule_to_array(schedule, events, slots)
      return array_violations(array, events, slots)
docs: Take a schedule and return a list of violated 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
      -------
          Generator
              of a list of strings indicating the nature of the violated
              constraints