Returns the status enum for a batch.

        Args:
            batch_id (str): The id of the batch to get the status for

        Returns:
            int: The status enum

def get_status(self, batch_id):
        """Returns the status enum for a batch.

        Args:
            batch_id (str): The id of the batch to get the status for

        Returns:
            int: The status enum
        """
        with self._lock:
            if self._batch_committed(batch_id):
                return ClientBatchStatus.COMMITTED
            if batch_id in self._invalid:
                return ClientBatchStatus.INVALID
            if batch_id in self._pending:
                return ClientBatchStatus.PENDING
            return ClientBatchStatus.UNKNOWN