code: def test_inner_product_at_identity(
      self, tangent_vec_a, tangent_vec_b, expected, atol
  ):
      res = self.space.metric.inner_product_at_identity(
          tangent_vec_a, tangent_vec_b
      )
      self.assertAllClose(res, expected, atol=atol)
  
imports: import pytest
  from geomstats.test.vectorization import generate_vectorization_data
  from geomstats.test_cases.geometry.riemannian_metric import RiemannianMetricTestCase
  from geomstats.vectorization import repeat_point
label_desc: Use image node_id 1 for calling the _InvariantMetricTestCaseMixins obj's underlying member method code with example usage: obj.test_inner_product_at_identity(tangent_vec_a, tangent_vec_b, expected, atol) without return types