code: def test_horizontal_projection_is_tangent(self, n_points, atol):
      base_point = self.data_generator.random_point(n_points)
      tangent_vec = self.data_generator.random_tangent_vec(base_point)
  
      horizontal = self.bundle.horizontal_projection(
          tangent_vec, base_point
      )
  
      expected = gs.ones(n_points, dtype=bool)
      self._test_is_tangent(horizontal, base_point, expected, atol)
  
imports: import pytest
  import geomstats.backend
  from geomstats.geometry.matrices import Matrices
  from geomstats.test.random import KendalShapeRandomDataGenerator, get_random_times
  from geomstats.test.vectorization import generate_vectorization_data
  from geomstats.test_cases.geometry.base import LevelSetTestCase
  from geomstats.test_cases.geometry.fiber_bundle import FiberBundleTestCase
  from geomstats.test_cases.geometry.quotient_metric import QuotientMetricTestCase
  from geomstats.vectorization import get_batch_shape
label_desc: Use image node_id 7 for calling the PreShapeSpaceBundleTestCase obj's underlying member method code with example usage: obj.test_horizontal_projection_is_tangent(n_points, atol) without return types