code: def test_tangent_submersion_is_zero(
      self, tangent_vector, point, tangent_submersion_shape, atol
  ):
      # TODO: keep?
      batch_shape = get_batch_shape(
          self.space.point_ndim, tangent_vector, point
      )
      expected = gs.zeros(batch_shape + tangent_submersion_shape)
  
      self.test_tangent_submersion(
          tangent_vector, point, expected, atol
      )
  
imports: import pytest
  import geomstats.backend
  from geomstats.test.random import EmbeddedSpaceRandomDataGenerator, MatrixVectorSpaceRandomDataGenerator, VectorSpaceRandomDataGenerator
  from geomstats.test.vectorization import generate_vectorization_data
  from geomstats.test_cases.geometry.complex_manifold import ComplexManifoldTestCase
  from geomstats.test_cases.geometry.manifold import ManifoldTestCase
  from geomstats.test_cases.geometry.mixins import ProjectionTestCaseMixins
  from geomstats.vectorization import get_batch_shape
label_desc: Use image node_id 6 for calling the LevelSetTestCase obj's underlying member method code with example usage: obj.test_tangent_submersion_is_zero(tangent_vector, point, tangent_submersion_shape, atol) without return types