def default_key_func(key, key_prefix, version):
    return '%s:%s:%s' % (key_prefix, version, key)
Called when entering unknown `Node` types.
dataset/ETHPy150Open django/django/django/core/cache/backends/base.py/default_key_func--crossover with--dataset/ETHPy150Open adieu/allbuttonspressed/docutils/nodes.py/NodeVisitor.unknown_visit