code: def exp_and_coordinates_tangent_test_data(self):
      data = [
          dict(
              tangent_vec=gs.array([0.0, 1.0]),
              base_point=gs.array([1.5, 2.3]),
          )
      ]
      return self.generate_tests(data)
  
file_path: geomstats/tests/tests_geomstats/test_geometry/data/poincare_half_space.py
imports: import geomstats.backend
  from geomstats.test.data import TestData
  from .base import VectorSpaceOpenSetTestData
  from .riemannian_metric import RiemannianMetricTestData
label_desc: Use image node_id 3 for calling the PoincareHalfSpaceMetric2TestData obj's underlying member method code with example usage: obj.exp_and_coordinates_tangent_test_data() and returns: self