def __init__(self, network):
        super(Endpoint, self).__init__()

        self._network = network
        network.registerEndpoint(self)

        self._addr = None
        self._loopback = None
        self._namespaces = set()
        self._interfaces = {}
        self._protocols = {}

        self._uids = set()
Substitute construction variables in a string (or list or other
dataset/ETHPy150Open rapyuta/rce/rce-core/rce/core/network.py/Endpoint.__init__--crossover with--dataset/ETHPy150Open kayhayen/Nuitka/nuitka/build/inline_copy/lib/scons-2.3.2/SCons/Subst.py/scons_subst_list