docs: def get_pointgroup(self, tolerance=0.3):
          """Returns a PointGroup object for the molecule.
  
          Args:
              tolerance (float): Tolerance to generate the full set of symmetry
                  operations.
  
          Returns:
              :class:`~PointGroupOperations`
  
          """
          PA = self._get_point_group_analyzer(tolerance=tolerance)
          return PointGroupOperations(PA.sch_symbol, PA.symmops)