code: def get_sun_rise_set_transit(self, times, method='pyephem', **kwargs):
          
  
          if method == 'pyephem':
              result = solarposition.sun_rise_set_transit_ephem(
                  times, self.latitude, self.longitude, **kwargs)
          elif method == 'spa':
              result = solarposition.sun_rise_set_transit_spa(
                  times, self.latitude, self.longitude, **kwargs)
          elif method == 'geometric':
              sr, ss, tr = solarposition.sun_rise_set_transit_geometric(
                  times, self.latitude, self.longitude, **kwargs)
              result = pd.DataFrame(index=times,
                                    data={'sunrise': sr,
                                          'sunset': ss,
                                          'transit': tr})
          else:
              raise ValueError('{} is not a valid method. Must be '
                               'one of pyephem, spa, geometric'
                               .format(method))
          return result
docs: Calculate sunrise, sunset and transit times.
  
          Parameters
          ----------
          times : DatetimeIndex
              Must be localized to the Location
          method : str, default 'pyephem'
              'pyephem', 'spa', or 'geometric'
  
          kwargs are passed to the relevant functions. See
          solarposition.sun_rise_set_transit_<method> for details.
  
          Returns
          -------
          result : DataFrame
              Column names are: ``sunrise, sunset, transit``.