def generate_challenge():
    return os.urandom(8).encode("hex")


# Fix for None types in storage
Initialize a new :class:`Spike` instance.
dataset/ETHPy150Open EricssonResearch/calvin-base/calvin/runtime/south/plugins/storage/twistedimpl/securedht/append_server.py/generate_challenge--crossover with--dataset/ETHPy150Open NeuralEnsemble/python-neo/neo/core/spike.py/Spike.__init__