TransactionLog: append-only transaction history with fast lookup indices.
Classes:
-
TransactionLog–Append-only log of Transaction records with secondary index support.
TransactionLog()
Append-only log of Transaction records with secondary index support.
Methods:
-
all–Return all transactions in insertion order.
-
by_date–Return all transactions on date.
-
by_instrument–Return all transactions for instrument_id.
-
by_position–Return all transactions for position_id.
-
by_type–Return all transactions of tx_type.
-
get–Return the transaction with tx_id; raise KeyError if absent.
-
record–Append a single transaction to the log.
-
record_batch–Append multiple transactions to the log in order.
all() -> list[Any]
Return all transactions in insertion order.
by_date(date: date) -> list[Any]
Return all transactions on date.
by_instrument(instrument_id: str) -> list[Any]
Return all transactions for instrument_id.
by_position(position_id: str) -> list[Any]
Return all transactions for position_id.
by_type(tx_type: Any) -> list[Any]
Return all transactions of tx_type.
get(tx_id: str) -> Any
Return the transaction with tx_id; raise KeyError if absent.
record(transaction: Any) -> None
Append a single transaction to the log.
record_batch(transactions: Any) -> None
Append multiple transactions to the log in order.