def additional_python_methods():
private_key = PrivateKey.from_seed(b'123')
s1 = private_key.sign(b'message')
s2 = private_key.sign_prepend(b'message')
assert s1.get_insecure_sig().verify([Util.hash256(b'message')],
[private_key.get_public_key()])
assert s2.get_insecure_sig().verify([
Util.hash256(private_key.get_public_key().serialize() +
Util.hash256(b'message'))
], [private_key.get_public_key()])
s1_b = Signature.from_insecure_sig(s1.get_insecure_sig())
s2_b = PrependSignature.from_insecure_sig(s2.get_insecure_sig())
assert s1 == s1_b and s2 == s2_b
s3 = private_key.sign_insecure_prehashed(Util.hash256(b'456'))
assert s3.verify([Util.hash256(b'456')], [private_key.get_public_key()])
esk = ExtendedPrivateKey.from_seed(b'789')
epk = esk.get_public_key()
s3 = private_key.sign(b'message3')
s4 = private_key.sign_insecure(b'message3')
assert bytes(private_key) == private_key.serialize()
assert deepcopy(private_key) == private_key
assert deepcopy(s1) == s1
assert deepcopy(s2) == s2
assert deepcopy(s3) == s3
assert deepcopy(s4) == s4
assert deepcopy(
private_key.get_public_key()) == private_key.get_public_key()
assert deepcopy(esk) == esk
assert deepcopy(epk) == epk
assert deepcopy(esk.get_chain_code()) == esk.get_chain_code()
def additional_python_methods():
private_key = PrivateKey.from_seed(b'123')
s1 = private_key.sign(b'message')
s2 = private_key.sign_prepend(b'message')
assert s1.get_insecure_sig().verify([Util.hash256(b'message')],
[private_key.get_public_key()])
assert s2.get_insecure_sig().verify([
Util.hash256(private_key.get_public_key().serialize() +
Util.hash256(b'message'))
], [private_key.get_public_key()])
s1_b = Signature.from_insecure_sig(s1.get_insecure_sig())
s2_b = PrependSignature.from_insecure_sig(s2.get_insecure_sig())
assert s1 == s1_b and s2 == s2_b
s3 = private_key.sign_insecure_prehashed(Util.hash256(b'456'))
assert s3.verify([Util.hash256(b'456')], [private_key.get_public_key()])