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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_sampleEdge(self, res, DS=None, resMode='abs', offsetIn=0.):
 """ Sample the polygon edges, with resolution res Sample each segment of the 2D polygon Sampling can be limited to a subdomain defined by DS """

        pts, dlr, ind = _comp._Ves_get_sampleEdge(self.Poly, res, DS=DS,
                                                  dLMode=resMode, DIn=offsetIn,
                                                  VIn=self.dgeom['VIn'],
                                                  margin=1.e-9)
        return pts, dlr, ind