def METHOD_NAME(self):
    self.num_nodes = 1
    self.setup_clean_chain = True
    # This script tests NULLDUMMY activation, which is part of the 'segwit' deployment, so we go through
    # normal segwit activation here (and don't use the default always-on behaviour).
    self.extra_args = [
        ["-whitelist=127.0.0.1", "-segwitheight=432", "-addresstype=legacy"]
    ]