code: def inner_product_test_data(self):
      data = [
          dict(
              tangent_vec_a=gs.array([1.0]),
              tangent_vec_b=gs.array([2.0]),
              base_point=gs.array([3.0]),
              expected=gs.array(2 / 9),
          ),
          dict(
              tangent_vec_a=gs.array([-2.0]),
              tangent_vec_b=gs.array([3.0]),
              base_point=gs.array([4.0]),
              expected=gs.array(-3 / 8),
          ),
      ]
      return self.generate_tests(data)
  
file_path: geomstats/tests/tests_geomstats/test_geometry/data/positive_reals.py
imports: import math
  import pytest
  import geomstats.backend
  from .base import VectorSpaceOpenSetTestData
  from .riemannian_metric import RiemannianMetricTestData
label_desc: Use image node_id 1 for calling the PositiveRealsMetricTestData obj's underlying member method code with example usage: obj.inner_product_test_data() and returns: self