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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 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)