code: def test_no_integration_class():
      for method in [RK23, RK45, DOP853, Radau, BDF, LSODA]:
          solver = method(lambda t, y: -y, 0.0, [10.0, 0.0], 0.0)
          solver.step()
          assert_equal(solver.status, "finished")
          sol = solver.dense_output()
          assert_equal(sol(0.0), [10.0, 0.0])
          assert_equal(sol([0, 1, 2]), [[10, 10, 10], [0, 0, 0]])
  
          solver = method(lambda t, y: -y, 0.0, [], np.inf)
          solver.step()
          assert_equal(solver.status, "finished")
          sol = solver.dense_output()
          assert_equal(sol(100.0), [])
          assert_equal(sol([0, 1, 2]), np.empty((0, 3)))
  
imports: from itertools import product
  from numpy.testing import assert_, assert_allclose, assert_equal, assert_no_warnings, suppress_warnings
  import pytest
  from pytest import raises
  import numpy
  from scipy.optimize._numdiff import group_columns
  from scipy.integrate import solve_ivp, RK23, RK45, DOP853, Radau, BDF, LSODA
  from scipy.integrate import OdeSolution
  from scipy.integrate._ivp.common import num_jac
  from scipy.integrate._ivp.base import ConstantDenseOutput
  from scipy.sparse import coo_matrix, csc_matrix
label_desc: Use image node_id 28 for calling a global function with example usage: test_no_integration_class() without return types