def remove_edge(self, index_name, _id, key=None, value=None):
        # Can Rexster have None for key and value?
        path = build_path(index_path,index_name)
        params = {'key':key,'value':value,'class':'edge','id':_id}
        return self.request.delete(path,params)
    
    # Model Proxy - Vertex
Removes an edge from the index and returns the Response.
dataset/ETHPy150Open espeed/bulbs/bulbs/rexster/client.py/RexsterClient.remove_edge