Function timeout_for_sqlite

src/filelock/_read_write.py:40–56

(timeout: float, *, blocking: bool, already_waited: float)

def timeout_for_sqlite(timeout: float, *, blocking: bool, already_waited: float) -> int:
    if blocking is False:
        return 0

    if timeout == -1:
        return _MAX_SQLITE_TIMEOUT_MS

    if timeout < 0:
        msg = "timeout must be a non-negative number or -1"
        raise ValueError(msg)

    remaining = max(timeout - already_waited, 0) if timeout > 0 else timeout
    timeout_ms = int(remaining * 1000)
    if timeout_ms > _MAX_SQLITE_TIMEOUT_MS or timeout_ms < 0:
        _LOGGER.warning("timeout %s is too large for SQLite, using %s ms instead", timeout, _MAX_SQLITE_TIMEOUT_MS)
        return _MAX_SQLITE_TIMEOUT_MS
    return timeout_ms


class _ReadWriteLockMeta(type):