code: def test_tangent_extrinsic_to_spherical(
      self, tangent_vec, base_point, expected, atol
  ):
      res = self.space.tangent_extrinsic_to_spherical(
          tangent_vec,
          base_point=base_point,
      )
      self.assertAllClose(res, expected, atol=atol)
  
imports: import random
  import pytest
  import scipy
  import geomstats.backend
  from geomstats.learning.frechet_mean import FrechetMean
  from geomstats.test.random import EmbeddedSpaceRandomDataGenerator, HypersphereIntrinsicRandomDataGenerator
  from geomstats.test.test_case import TestCase
  from geomstats.test.vectorization import generate_vectorization_data
  from geomstats.test_cases.geometry.base import LevelSetTestCase
  from geomstats.test_cases.geometry.manifold import ManifoldTestCase
  from geomstats.vectorization import get_batch_shape
label_desc: Use image node_id 14 for calling the HypersphereCoordsTransformTestCase obj's underlying member method code with example usage: obj.test_tangent_extrinsic_to_spherical(tangent_vec, base_point, expected, atol) without return types