def h(x):

    hasher = hashlib.sha256()
    hasher.update(x)
    return hasher.digest()
Helper function that returns the last possible key a user could own.
dataset/ETHPy150Open isislovecruft/obfsproxy/obfsproxy/transports/obfs2.py/h--crossover with--dataset/ETHPy150Open GoogleCloudPlatform/appengine-mapreduce/python/demo/main.py/FileMetadata.getLastKeyForUser