cosmpy.crypto package¶
Submodules¶
cosmpy.crypto.address module¶
Address of the Crypto package.
- class cosmpy.crypto.address.Address(value: Union[str, bytes, cosmpy.crypto.keypairs.PublicKey, cosmpy.crypto.address.Address], prefix: Optional[str] = None)¶
Bases:
object
Address class.
cosmpy.crypto.hashfuncs module¶
Hash functions of Crypto package.
- cosmpy.crypto.hashfuncs.ripemd160(contents: bytes) bytes ¶
Get ripemd160 hash.
- Parameters
contents – bytes contents.
- Returns
bytes ripemd160 hash.
- cosmpy.crypto.hashfuncs.sha256(contents: bytes) bytes ¶
Get sha256 hash.
- Parameters
contents – bytes contents.
- Returns
bytes sha256 hash.
cosmpy.crypto.interface module¶
Interface for a Signer.
cosmpy.crypto.keypairs module¶
Crypto KeyPairs (Public Key and Private Key).
- class cosmpy.crypto.keypairs.PrivateKey(private_key: Optional[bytes] = None)¶
Bases:
cosmpy.crypto.keypairs.PublicKey
,cosmpy.crypto.interface.Signer
Private key class.
- property private_key: str¶
Get private key.
- Returns
str private key.
- property private_key_bytes: bytes¶
Get bytes private key.
- Returns
bytes private key.
- property private_key_hex: str¶
Get private key hex.
- Returns
str private key hex.
- sign(message: bytes, deterministic: bool = True, canonicalise: bool = True) bytes ¶
Sign message.
- Parameters
message – bytes message content.
deterministic – bool is deterministic.
canonicalise – bool is canonicalise.
- Returns
bytes signed message.
- sign_digest(digest: bytes, deterministic=True, canonicalise: bool = True) bytes ¶
Sign digest.
- Parameters
digest – bytes digest content.
deterministic – bool is deterministic.
canonicalise – bool is canonicalise.
- Returns
bytes signed digest.
- class cosmpy.crypto.keypairs.PublicKey(public_key: Union[bytes, cosmpy.crypto.keypairs.PublicKey, ecdsa.keys.VerifyingKey])¶
Bases:
object
Public key class.
- curve: ecdsa.curves.Curve = SECP256k1¶
- hash_function(*, usedforsecurity=True)¶
Returns a sha256 hash object; optionally initialized with a string
- property public_key: str¶
Get public key.
- Returns
str public key.
- property public_key_bytes: bytes¶
Get bytes public key.
- Returns
bytes public key.
- property public_key_hex: str¶
Get public key hex.
- Returns
str public key hex.
- verify(message: bytes, signature: bytes) bool ¶
Verify message and signature.
- Parameters
message – bytes message content.
signature – bytes signature.
- Returns
bool is message and signature valid.
- verify_digest(digest: bytes, signature: bytes) bool ¶
Verify digest.
- Parameters
digest – bytes digest.
signature – bytes signature.
- Returns
bool is digest valid.
Module contents¶
This package contains the Crypto modules.