docstr: A basic test that the op runs on random input.
docstr_tok: ["A","basic","test","that","the","op","runs","on","random","input","."]
code: def test_basic(self, dtype):
      """A basic test that the op runs on random input."""
      signal = random_ops.random_normal((2, 3, 5), dtype=dtype)
      self.evaluate(mfcc_ops.mfccs_from_log_mel_spectrograms(signal))
  
file_path: tensorflow-upstream/tensorflow/python/kernel_tests/signal/mfcc_ops_test.py
imports: from absl.testing import parameterized
  from tensorflow.python.eager import context
  from tensorflow.python.framework import dtypes
  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 random_ops
  from tensorflow.python.ops.signal import mfcc_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 2 for calling the MFCCTest obj's underlying member method code with example usage: obj.test_basic(dtype) without return types