code: def get_linedata(self, sort_names=False):
          
          if not self.pflow.solved:
              logger.error('Power flow not solved when getting line data.')
              return tuple([False] * 7)
          idx = self.Line.idx
          fr = self.Line.bus1
          to = self.Line.bus2
  
          Sloss = self.Line.S1 + self.Line.S2
  
          Pfr = list(self.Line.S1.real())
          Qfr = list(self.Line.S1.imag())
          Pto = list(self.Line.S2.real())
          Qto = list(self.Line.S2.imag())
  
          Ploss = list(Sloss.real())
          Qloss = list(Sloss.imag())
  
          if sort_names:
              ret = (list(x) for x in zip(*sorted(
                  zip(idx, fr, to, Pfr, Qfr, Pto, Qto, Ploss, Qloss),
                  key=itemgetter(0))))
          else:
              ret = idx, fr, to, Pfr, Qfr, Pto, Qto, Ploss, Qloss
  
          return ret
docs: get line data from solved power flow