code: def test_directional_curvature(
      self, tangent_vec_a, tangent_vec_b, base_point, atol
  ):
      res = self.space.metric.directional_curvature(
          tangent_vec_a, tangent_vec_b, base_point
      )
      res_ = self.other_space.metric.directional_curvature(
          tangent_vec_a, tangent_vec_b, base_point
      )
      self.assertAllClose(res, res_, atol=atol)
  
imports: import math
  import pytest
  import geomstats.backend
  from geomstats.test.random import RandomDataGenerator, get_random_times
  from geomstats.test.test_case import TestCase
  from geomstats.test.utils import IdentityPointTransformer
  from geomstats.test.vectorization import generate_vectorization_data
  from geomstats.vectorization import get_batch_shape
label_desc: Use image node_id 14 for calling the ConnectionComparisonTestCase obj's underlying member method code with example usage: obj.test_directional_curvature(tangent_vec_a, tangent_vec_b, base_point, atol) without return types