code: def inner_product_test_data(self):
      smoke_data = [
          dict(
              tangent_vec_a=gs.array([1.0, 2.0]),
              tangent_vec_b=gs.array([1.0, 2.0]),
              base_point=gs.array([1.0, 2.0]),
          ),
          dict(
              tangent_vec_a=gs.array([[1.0, 2.0], [3.0, 2.0]]),
              tangent_vec_b=gs.array([[1.0, 2.0], [3.0, 2.0]]),
              base_point=gs.array([[1.0, 2.0], [3.0, 2.0]]),
          ),
      ]
      return self.generate_tests(smoke_data)
  
file_path: geomstats/tests/tests_geomstats/test_information_geometry/data/fisher_rao_metric.py
imports: import geomstats.backend
  from geomstats.test.data import TestData
label_desc: Use image node_id 2 for calling the FisherRaoMetricCmpBetaTestData obj's underlying member method code with example usage: obj.inner_product_test_data() and returns: self