class_docstr: Test for data-loading utilities.
class_docstr_tok: ["Test","for","data-loading","utilities","."]
docstr: Test that the poses belong to SO(3).
docstr_tok: ["Test","that","the","poses","belong","to","SO","(","3",")","."]
code: def test_load_poses_only_rotations(self):
      """Test that the poses belong to SO(3)."""
      so3 = SpecialOrthogonal(n=3, point_type="vector")
      data, _ = data_utils.load_poses()
      result = so3.belongs(data)
  
      self.assertTrue(gs.all(result))
  
imports: import geomstats.backend
  import geomstats.datasets.utils
  from geomstats.geometry.euclidean import Euclidean
  from geomstats.geometry.hypersphere import Hypersphere
  from geomstats.geometry.landmarks import Landmarks
  from geomstats.geometry.spd_matrices import SPDMatrices
  from geomstats.geometry.special_euclidean import SpecialEuclidean
  from geomstats.geometry.special_orthogonal import SpecialOrthogonal
  from geomstats.information_geometry.beta import BetaDistributions
  from geomstats.test.test_case import TestCase, np_and_autograd_only
label_desc: Use image node_id 2 for calling the TestDatasets obj's underlying member method code with example usage: obj.test_load_poses_only_rotations() without return types