def edges(self):
        """
        Edges of the mesh (derived from faces).

        Returns
        ---------
        edges : (n, 2) int
          List of vertex indices making up edges
        """
        edges, index = geometry.faces_to_edges(self.faces.view(np.ndarray),
                                               return_index=True)
        self._cache['edges_face'] = index
        return edges
def edges ( self ) : edges , index = geometry . faces_to_edges ( self . faces . view ( np . ndarray ) , return_index = True ) self . _cache [ 'edges_face' ] = index return edges
Edges of the mesh (derived from faces).

        Returns
        ---------
        edges : (n, 2) int
          List of vertex indices making up edges