def save_value(self, value):
        self.review_request_details.extra_data[self.field_id] = value
Calculates the harmonic mean of the values in the passed array.
dataset/ETHPy150Open reviewboard/reviewboard/reviewboard/reviews/fields.py/BaseReviewRequestField.save_value--crossover with--dataset/ETHPy150Open radlab/sparrow/src/main/python/third_party/stats.py/aharmonicmean