TxIn

class blsct.TxIn(amount: int, gamma: int | Scalar, spending_key: Scalar, token_id: TokenId, out_point: OutPoint, staked_commitment: bool = False, rbf: bool = False)

Represents a transaction input used to construct CTxIn in a confidential transaction.

>>> from blsct import OutPoint, Scalar, TokenId, CTxId, TxIn, CTX_ID_SIZE
>>> import secrets
>>> amount = 123
>>> gamma = 100
>>> spending_key = Scalar()
>>> token_id = TokenId()
>>> ctx_id = CTxId.deserialize(secrets.token_hex(CTX_ID_SIZE))
>>> out_point = OutPoint(ctx_id)
>>> tx_in = TxIn(amount, gamma, spending_key, token_id, out_point)
>>> tx_in.get_amount()
123
>>> tx_in.get_gamma()
100
>>> tx_in.get_spending_key()
SpendingKey(36bcc5eac63182e19...)
>>> tx_in.get_token_id()
TokenId(000000000000000000000...)
>>> tx_in.get_out_point()
OutPoint(31f41784d028c886a886...)
>>> tx_in.get_staked_commitment()
False
>>> tx_in.get_rbf()
False
>>> ser = tx_in.serialize()
>>> deser = TxIn.deserialize(ser)
>>> ser == deser.serialize()
True

classmethod deserialize(hex: str) → Self

Deserialize the TxIn from a hexadecimal string

get_amount() → int

Get the amount of the transaction input.

get_gamma() → int

Get the gamma value of the transaction input.

get_out_point() → OutPoint

Get the out point of the transaction input.

get_rbf() → bool

Get the replace-by-fee flag of the transaction input.

get_spending_key() → Scalar

Get the spending key of the transaction input.

get_staked_commitment() → bool

Get the staked commitment flag of the transaction input.

get_token_id() → TokenId

Get the token ID of the transaction input.

serialize() → str

Serialize the TxIn to a hexadecimal string