@abstractstaticmethod
        def _hashUrl(url):
            raise NotImplementedError()
Add prefix according to the specification.
dataset/ETHPy150Open BD2KGenomics/toil/src/toil/test/jobStores/jobStoreTest.py/hidden.AbstractJobStoreTest._hashUrl--crossover with--dataset/ETHPy150Open SpriteLink/NIPAP/nipap-www/nipapwww/controllers/xhr.py/XhrController.add_prefix