code: def cycle_list(self,*args):
          '''
          return the list of cycles contained if the dataset
          '''
          noargs = len(args) == 0
          return np.unique(self.cycle) if noargs else np.unique(self.cycle.compress(args[0])f cycle_list(self,*args):
          '''
          return the list of cycles contained if the dataset
          '''
          noargs = len(args) == 0
          return np.unique(self.cycle) if noargs else np.unique(self.cycle.compress(args[0]))
docs: return the list of cycles contained if the dataset