def __init__(self, ttps=None):
self.ttps = ttps
self.kill_chains = KillChains()
def __init__(self, ttps=None):
super(TTPs, self).__init__(ttps)
self.kill_chains = KillChains()
def add_kill_chain(self, kc):
if self.kill_chains is None:
self.kill_chains = KillChains()
self.kill_chains.kill_chain.append(kc)
