iota_sdk.utils
Utils Objects
class Utils()
Utility functions.
bech32_to_hex
@staticmethod
def bech32_to_hex(bech32: str) -> HexStr
Convert a Bech32 string to a hex string.
hex_to_bech32
@staticmethod
def hex_to_bech32(hex: HexStr, bech32_hrp: str) -> str
Convert 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
Convert 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
Convert 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
Convert a hex encoded public key to a Bech32 encoded address.
parse_bech32_address
@staticmethod
def parse_bech32_address(address: str) -> Address
Parse a string into a valid address.
is_address_valid
@staticmethod
def is_address_valid(address: str) -> bool
Check whether a string is a valid Bech32 encoded address.
generate_mnemonic
@staticmethod
def generate_mnemonic() -> str
Generate a new mnemonic.
mnemonic_to_hex_seed
@staticmethod
def mnemonic_to_hex_seed(mnemonic: str) -> HexStr
Convert a mnemonic to a hex encoded seed.
compute_alias_id
@staticmethod
def compute_alias_id(output_id: OutputId) -> HexStr
Compute the alias id for the given alias output id.
compute_foundry_id
@staticmethod
def compute_foundry_id(alias_id: HexStr, serial_number: int,
token_scheme_type: int) -> HexStr
Compute the foundry id.
compute_inputs_commitment
@staticmethod
def compute_inputs_commitment(inputs: List[Output]) -> HexStr
Compute the input commitment from the output objects that are used as inputs to fund the transaction.
compute_storage_deposit
@staticmethod
def compute_storage_deposit(output, rent) -> HexStr
Compute the required storage deposit of an output.
compute_nft_id
@staticmethod
def compute_nft_id(output_id: OutputId) -> HexStr
Compute the NFT id for the given NFT output id.
compute_output_id
@staticmethod
def compute_output_id(transaction_id: HexStr, index: int) -> OutputId
Compute the output id from transaction id and output index.
compute_token_id
@staticmethod
def compute_token_id(alias_id: HexStr, serial_number: int,
token_scheme_type: int) -> HexStr
Compute a token id from the alias id, serial number and token scheme type.
block_id
@staticmethod
def block_id(block: Block) -> HexStr
Return 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
Verify an Ed25519 signature against a message.
verify_secp256k1_ecdsa_signature
@staticmethod
def verify_secp256k1_ecdsa_signature(public_key: HexStr, signature: HexStr,
message: HexStr) -> bool
Verify a Secp256k1Ecdsa signature against a message.
UtilsError Objects
class UtilsError(Exception)
A utils error.