code: def set_discreteepochs(self, discreteepochs):
          
          if not isinstance(discreteepochs, (list, np.ndarray)):
              discreteepochs = [discreteepochs]
  
          self.discreteepochs = list(discreteepochs)
docs: Set a list of discrete epochs, epochs have to be given as Julian
          Dates
  
          :param discreteepochs: array_like
             list or 1D array of floats or strings
          :return: None
          :example: >>> import callhorizons
                    >>> ceres = callhorizons.query('Ceres')
                    >>> ceres.set_discreteepochs([2457446.177083, 2457446.182343])