def METHOD_NAME(self):
    bin_obj = self._bin_obj_generator()
    small_table = self.gen_data(10000, 50, 2)
    split_points = bin_obj.fit_split_points(small_table)
    iv_calculator = IvCalculator(adjustment_factor=0.5, role="guest", party_id=9999)
    ivs = iv_calculator.cal_local_iv(small_table, split_points)
    print(f"iv result: {ivs.summary()}")