def test_old_style_base58_keypair(self): seed = 'sfjCwvnEU9HuTDtJB8f8sn4Z4fLMT7p3DiJQvCTHf1pJ1JYxeQP' address = 'gHAXa8zgoJJ4cyJbrdt6LxuwJaU3oTqouv' kp = Keypair.from_base58_seed(seed) assert kp.to_old_address() == address assert kp.to_old_seed() == seed