code: def test_data_kwargs(self):
      strict_value = True
      allow_downcast_value = False
      with pm.Model():
          data = pm.MutableData(
              "mdata",
              value=[[1.0], [2.0], [3.0]],
              strict=strict_value,
              allow_downcast=allow_downcast_value,
          )
      assert data.container.strict is strict_value
      assert data.container.allow_downcast is allow_downcast_value
  
imports: import io
  import itertools
  import re
  import cloudpickle
  import numpy
  import pytensor
  import pytensor.tensor
  import pytest
  from pytensor import shared
  from pytensor.tensor.variable import TensorVariable
  import pymc
  from pymc.data import is_minibatch
  from pymc.pytensorf import GeneratorOp, floatX
label_desc: Use image node_id 18 for calling the TestData obj's underlying member method code with example usage: obj.test_data_kwargs() without return types