def main():
# always remember to setup the network
setup('mainnet')
# create a private key (deterministically)
priv = PrivateKey(secret_exponent=1)
# compressed is the default
print("\nPrivate key WIF:", priv.to_wif(compressed=True))
# could also instantiate from existing WIF key
#priv = PrivateKey.from_wif('KwDiBf89qGgbjEhKnhxjUh7LrciVRzI3qYjgd9m7Rfu73SvHnOwn')
# get the public key
pub = priv.get_public_key()
# compressed is the default
print("Public key:", pub.to_hex(compressed=True))
# get address from public key
address = pub.get_address()
# print the address and hash160 - default is compressed address
print("Address:", address.to_string())
print("Hash160:", address.to_hash160())
print("\n--------------------------------------\n")
# sign a message with the private key and verify it
message = "The test!"
signature = priv.sign_message(message)
print("The message to sign:", message)
print("The signature is:", signature)
if PublicKey.verify_message(address.to_string(), signature, message):
print("The signature is valid!")
else:
print("The signature is NOT valid!")
def test_verify_external(self):
self.assertTrue(
PublicKey.verify_message(self.external_address,
self.external_signature, self.message))
def test_sign_and_verify(self):
signature = self.priv.sign_message(self.message)
self.assertEqual(signature, self.deterministic_signature)
self.assertTrue(
PublicKey.verify_message(self.address, signature, self.message))