code: def testAssignNoVarShapeNoValidateShape(self):
      value = np.array([[42.0, 43.0]])
      var = state_ops.variable_op(
          value.shape, dtypes.float32, set_shape=False
      )
      self.assertEqual(tensor_shape.unknown_shape(), var.get_shape())
      assigned = state_ops.assign(var, value, validate_shape=False)
      self.assertShapeEqual(value, assigned)
  
imports: import numpy
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import tensor_shape
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import array_ops_stack
  from tensorflow.python.ops import gen_state_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import state_ops
  from tensorflow.python.ops import variable_v1
  from tensorflow.python.ops import variables
  from tensorflow.python.platform import test
label_desc: Use image node_id 8 for calling the VariableOpTest obj's underlying member method code with example usage: obj.testAssignNoVarShapeNoValidateShape() without return types