code: def test_leapfrog_step(self):
      with pytest.raises(NotImplementedError):
          self._test_step(integrator.leapfrog_step)
  
file_path: geomstats/tests/tests_geomstats/test_integrator.py
imports: import pytest
  import geomstats.backend
  import geomstats.integrator
  from geomstats.geometry.euclidean import Euclidean
  from geomstats.geometry.matrices import Matrices
  from geomstats.test.test_case import TestCase
label_desc: Use image node_id 5 for calling the TestIntegrator obj's underlying member method code with example usage: obj.test_leapfrog_step() without return types