code: def test_dynamic_reshape(self):
      x = np.ones((4, 3), dtype=np.float32)
      res = x.reshape((-1,))
  
      def f(x):  # x: f32[b, 3]
          module, version = serialize(
              """
  module @jit_fun_flat_jax attributes {jax.uses_shape_polymorphism = true} {
    func.func public @main(%arg1: tensor<?x3xf32>) -> tensor<?xf32> {
      %arg0_new = "stablehlo.get_dimension_size"(%arg1) {dimension = 0 : i64} : (tensor<?x3xf32>) -> tensor<i32>
      %0 = call @dyn_main(%arg0_new, %arg1) : (tensor<i32>, tensor<?x3xf32>) -> tensor<?xf32>
      return %0 : tensor<?xf32>
    }
    func.func private @dyn_main(%arg0: tensor<i32> {jax.global_constant = "b"}, %arg1: tensor<?x3xf32>) -> tensor<?xf32> {
      %0 = stablehlo.constant dense<3> : tensor<i32>
      %1 = stablehlo.multiply %arg0, %0 : tensor<i32>
      %2 = stablehlo.reshape %1 : (tensor<i32>) -> tensor<1xi32>
      %3 = stablehlo.dynamic_reshape %arg1, %2 : (tensor<?x3xf32>, tensor<1xi32>) -> tensor<?xf32>
      return %3 : tensor<?xf32>
    }
  }
  """
          )
          return xla.call_module(
              [x],
              version=version,
              module=module,
              Tout=[res.dtype],
              Sout=[(None,)],
              platforms=[self.testing_platform()],
          )
  
      self._assertOpOutputMatchesExpected(f, (x,), (res,))
  
imports: import os
  import re
  from typing import Optional, Sequence
  import unittest
  from absl.testing import parameterized
  import numpy
  from tensorflow.compiler.mlir.stablehlo import stablehlo
  from tensorflow.compiler.tests import xla_test
  from tensorflow.compiler.tf2xla.ops import gen_xla_ops
  from tensorflow.compiler.tf2xla.python import xla
  from tensorflow.core.protobuf import config_pb2
  from tensorflow.python.eager import def_function
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import function
  from tensorflow.python.framework import ops
  from tensorflow.python.platform import googletest
  from tensorflow.python.platform import test
label_desc: Use image node_id 30 for calling the XlaCallModuleOpTest obj's underlying member method code with example usage: obj.test_dynamic_reshape() and returns: xla