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iota_sdk.utils

Utils Objects​

class Utils()

bech32_to_hex​

@staticmethod
def bech32_to_hex(bech32: str) -> HexStr

Transforms bech32 to hex.

hex_to_bech32​

@staticmethod
def hex_to_bech32(hex: HexStr, bech32_hrp: str) -> str

Transforms a hex encoded address to a bech32 encoded address.

alias_id_to_bech32​

@staticmethod
def alias_id_to_bech32(alias_id: HexStr, bech32_hrp: str) -> str

Transforms an alias id to a bech32 encoded address.

nft_id_to_bech32​

@staticmethod
def nft_id_to_bech32(nft_id: HexStr, bech32_hrp: str) -> str

Transforms an nft id to a bech32 encoded address.

hex_public_key_to_bech32_address​

@staticmethod
def hex_public_key_to_bech32_address(hex: HexStr, bech32_hrp: str) -> str

Transforms a hex encoded public key to a bech32 encoded address.

parse_bech32_address​

@staticmethod
def parse_bech32_address(address: str) -> Dict[str, Any]

Returns a valid Address parsed from a String.

is_address_valid​

@staticmethod
def is_address_valid(address: str) -> bool

Checks if a String is a valid bech32 encoded address.

generate_mnemonic​

@staticmethod
def generate_mnemonic() -> str

Generates a new mnemonic.

mnemonic_to_hex_seed​

@staticmethod
def mnemonic_to_hex_seed(mnemonic: HexStr) -> HexStr

Returns a hex encoded seed for a mnemonic.

compute_alias_id​

@staticmethod
def compute_alias_id(output_id: OutputId) -> HexStr

Computes the alias id for the given alias output id.

compute_nft_id​

@staticmethod
def compute_nft_id(output_id: OutputId) -> HexStr

Computes the NFT id for the given NFT output id.

compute_foundry_id​

@staticmethod
def compute_foundry_id(alias_address: str, serial_number: int,
                       token_scheme_kind: int) -> HexStr

Computes the foundry id.

block_id​

@staticmethod
def block_id(block) -> HexStr

Returns a block ID (Blake2b256 hash of block bytes) from a block.

hash_transaction_essence​

@staticmethod
def hash_transaction_essence(essence) -> HexStr

Compute the hash of a transaction essence.

verify_ed25519_signature​

@staticmethod
def verify_ed25519_signature(signature: Ed25519Signature,
                             message: HexStr) -> bool

Verifies an ed25519 signature against a message.

verify_secp256k1_ecdsa_signature​

@staticmethod
def verify_secp256k1_ecdsa_signature(public_key: HexStr, signature: HexStr,
                                     message: HexStr) -> bool

Verifies a Secp256k1Ecdsa signature against a message.

UtilsError Objects​

class UtilsError(Exception)

utils error