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| #!/usr/bin/env python3 | |
| # Copyright (c) Facebook, Inc. and its affiliates. | |
| # | |
| # This source code is licensed under the MIT license found in the | |
| # LICENSE file in the root directory of this source tree. | |
| import unittest | |
| import torch | |
| from examples.speech_recognition.data import data_utils | |
| class DataUtilsTest(unittest.TestCase): | |
| def test_normalization(self): | |
| sample_len1 = torch.tensor( | |
| [ | |
| [ | |
| -0.7661, | |
| -1.3889, | |
| -2.0972, | |
| -0.9134, | |
| -0.7071, | |
| -0.9765, | |
| -0.8700, | |
| -0.8283, | |
| 0.7512, | |
| 1.3211, | |
| 2.1532, | |
| 2.1174, | |
| 1.2800, | |
| 1.2633, | |
| 1.6147, | |
| 1.6322, | |
| 2.0723, | |
| 3.1522, | |
| 3.2852, | |
| 2.2309, | |
| 2.5569, | |
| 2.2183, | |
| 2.2862, | |
| 1.5886, | |
| 0.8773, | |
| 0.8725, | |
| 1.2662, | |
| 0.9899, | |
| 1.1069, | |
| 1.3926, | |
| 1.2795, | |
| 1.1199, | |
| 1.1477, | |
| 1.2687, | |
| 1.3843, | |
| 1.1903, | |
| 0.8355, | |
| 1.1367, | |
| 1.2639, | |
| 1.4707, | |
| ] | |
| ] | |
| ) | |
| out = data_utils.apply_mv_norm(sample_len1) | |
| assert not torch.isnan(out).any() | |
| assert (out == sample_len1).all() | |