def get_metric_by_week(self, unique_identifier, metric, from_date, limit=10, **kwargs):
        raise NotImplementedError()
Buffered read of data chunks
dataset/ETHPy150Open numan/py-analytics/analytics/backends/base.py/BaseAnalyticsBackend.get_metric_by_week--crossover with--dataset/ETHPy150Open openpreserve/fido/fido/fido.py/Fido.buffered_read