def master_sk_to_local_sk(master: PrivateKey) -> PrivateKey: return master.derive_child(12381).derive_child(8444).derive_child( 3).derive_child(0)
def master_sk_to_wallet_sk(master: PrivateKey, index: uint32) -> PrivateKey: return (master.derive_child(12381).derive_child(8444).derive_child( 2).derive_child(index))