docstr: Test the tflite graph running under plain TF.
docstr_tok: ["Test","the","tflite","graph","running","under","plain","TF","."]
code: def testTfLiteGraphAgainstPlainTf(self):
      """Test the tflite graph running under plain TF."""
      plain_tf_output = self.BuildAndRunTfGraph(tflite_compatible=False)
      tflite_output = self.BuildAndRunTfGraph(tflite_compatible=True)
      # Results don't match to 6 decimals, 1 is OK.
      # TODO(fjord): Eventually switch to implementation that has fewer
      # differences.
      np.testing.assert_allclose(
          tflite_output[0], plain_tf_output[0], rtol=0.05, atol=0.3
      )
  
imports: import tempfile
  from magenta.models.onsets_frames_transcription import melspec_input
  import numpy
  import tensorflow.compat.v1
label_desc: Use image node_id 8 for calling the MelspecInputTest obj's underlying member method code with example usage: obj.testTfLiteGraphAgainstPlainTf() without return types