code: def test_preserves_type(self):
      signal = math_ops.range(10, dtype=dtypes.float64)
      frame_length = 2
      frame_step = 3
  
      result = shape_ops.frame(signal, frame_length, frame_step)
      self.assertEqual(result.dtype, signal.dtype)
  
imports: import numpy
  from tensorflow.python.eager import context
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import tensor_shape
  from tensorflow.python.framework import test_util
  from tensorflow.python.kernel_tests.signal import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops.signal import shape_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 11 for calling the FrameTest obj's underlying member method code with example usage: obj.test_preserves_type() without return types