code: def _parse_q2r(self, f):
          
  
          natom, dim, epsilon, borns = self._parse_parameters(f)
          fc_dct = {'fc': self._parse_fc(f, natom, dim),
                    'dimension': dim,
                    'dielectric': epsilon,
                    'born': borns}
          return fc_dct
docs: Parse q2r output file
  
          The format of q2r output is described at the mailing list below:
          http://www.democritos.it/pipermail/pw_forum/2005-April/002408.html
          http://www.democritos.it/pipermail/pw_forum/2008-September/010099.html
          http://www.democritos.it/pipermail/pw_forum/2009-August/013613.html
          https://www.mail-archive.com/pw_forum@pwscf.org/msg24388.html