code: def lifting_is_tangent_test_data(self):
      return self.generate_random_data()
  
imports: import geomstats.backend
  from geomstats.geometry.general_linear import GeneralLinear
  from geomstats.geometry.matrices import Matrices
  from geomstats.test.data import TestData
  from .base import LevelSetTestData
  from .riemannian_metric import RiemannianMetricTestData
label_desc: Use image node_id 3 for calling the StiefelCanonicalMetricTestData obj's underlying member method code with example usage: obj.lifting_is_tangent_test_data() and returns: self