def more_repetitions(self, accumulator: BitstringAccumulator) -> int:
        """Return the number of additional repetitions to take.

        StoppingCriteria should be respectful and have some notion of a
        maximum number of repetitions per chunk.
        """
Return the number of additional repetitions to take.

        StoppingCriteria should be respectful and have some notion of a
        maximum number of repetitions per chunk.
        
cirq-core/cirq/work/observable_measurement.py