@_require_mech
    def process(self, challenge=None):
        return self._chosen_mech.process(challenge)
Turn uri into an absolute URI if it's not one already
dataset/ETHPy150Open thobbs/pure-sasl/puresasl/client.py/SASLClient.process--crossover with--dataset/ETHPy150Open RDFLib/rdflib/rdflib/graph.py/Graph.absolutize