def METHOD_NAME(self, edge_curve, start_vertex, end_vertex):
    """Add edge to the new Brep
    edge_curve : :class:`~compas_rhino.geometry.RhinoNurbsCurve`
    start_vertex: int
        index of the vertex at the start of this edge
    end_vertex: int
        index of the vertex at the end of this edge
    Returns
    -------
    :rhino:`Rhino.Geometry.BrepEdge`
    """
    curve_index = self._brep.AddEdgeCurve(edge_curve)
    s_vertex = self._brep.Vertices[start_vertex]
    e_vertex = self._brep.Vertices[end_vertex]
    return self._brep.Edges.Add(s_vertex, e_vertex, curve_index, TOLERANCE)