code: def test_valid_cases(self, solve_op):
      rng = np.random.default_rng(sum(map(ord, solve_op.__name__)))
  
      a = tensor(shape=(None, None))
      b = tensor(shape=(None, None, None))
  
      if solve_op is cho_solve:
          # cho_solves expects a tuple (a, lower) as the first input
          out = solve_op((a, True), b, b_ndim=1)
      else:
          out = solve_op(a, b, b_ndim=1)
  
      mode = get_default_mode().excluding(self.rewrite_name)
      ref_fn = pytensor.function([a, b], out, mode=mode)
      assert self.any_vector_b_solve(ref_fn)
  
      mode = get_default_mode().including(self.rewrite_name)
      opt_fn = pytensor.function([a, b], out, mode=mode)
      assert not self.any_vector_b_solve(opt_fn)
  
      test_a = rng.normal(size=(3, 3)).astype(config.floatX)
      test_b = rng.normal(size=(7, 5, 3)).astype(config.floatX)
      np.testing.assert_allclose(
          opt_fn(test_a, test_b),
          ref_fn(test_a, test_b),
          rtol=1e-7 if config.floatX == "float64" else 1e-5,
      )
  
imports: from functools import partial
  import numpy
  import pytest
  import scipy.linalg
  from numpy.testing import assert_allclose
  import pytensor
  from pytensor import function
  from pytensor import tensor
  from pytensor.compile import get_default_mode
  from pytensor.configdefaults import config
  from pytensor.tensor import swapaxes
  from pytensor.tensor.blockwise import Blockwise
  from pytensor.tensor.elemwise import DimShuffle
  from pytensor.tensor.math import _allclose, dot, matmul
  from pytensor.tensor.nlinalg import Det, MatrixInverse, matrix_inverse
  from pytensor.tensor.rewriting.linalg import inv_as_solve
  from pytensor.tensor.slinalg import Cholesky, Solve, SolveBase, SolveTriangular, cho_solve, cholesky, solve, solve_triangular
  from pytensor.tensor.type import dmatrix, matrix, tensor, vector
  from tests import unittest_tools
  from tests.test_rop import break_op
label_desc: Use image node_id 2 for calling the TestBatchedVectorBSolveToMatrixBSolve obj's underlying member method code with example usage: obj.test_valid_cases(solve_op) without return types