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106 lines
3.4 KiB
106 lines
3.4 KiB
# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import unittest
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import numpy as np
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import paddle
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from deepspeech.models.ds2 import DeepSpeech2Model
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class TestDeepSpeech2Model(unittest.TestCase):
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def setUp(self):
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paddle.set_device('cpu')
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self.batch_size = 2
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self.feat_dim = 161
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max_len = 64
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# (B, T, D)
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audio = np.random.randn(self.batch_size, max_len, self.feat_dim)
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audio_len = np.random.randint(max_len, size=self.batch_size)
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audio_len[-1] = max_len
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# (B, U)
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text = np.array([[1, 2], [1, 2]])
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text_len = np.array([2] * self.batch_size)
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self.audio = paddle.to_tensor(audio, dtype='float32')
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self.audio_len = paddle.to_tensor(audio_len, dtype='int64')
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self.text = paddle.to_tensor(text, dtype='int32')
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self.text_len = paddle.to_tensor(text_len, dtype='int64')
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def test_ds2_1(self):
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model = DeepSpeech2Model(
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feat_size=self.feat_dim,
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dict_size=10,
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num_conv_layers=2,
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num_rnn_layers=3,
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rnn_size=1024,
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use_gru=False,
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share_rnn_weights=False, )
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loss = model(self.audio, self.audio_len, self.text, self.text_len)
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self.assertEqual(loss.numel(), 1)
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def test_ds2_2(self):
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model = DeepSpeech2Model(
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feat_size=self.feat_dim,
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dict_size=10,
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num_conv_layers=2,
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num_rnn_layers=3,
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rnn_size=1024,
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use_gru=True,
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share_rnn_weights=False, )
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loss = model(self.audio, self.audio_len, self.text, self.text_len)
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self.assertEqual(loss.numel(), 1)
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def test_ds2_3(self):
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model = DeepSpeech2Model(
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feat_size=self.feat_dim,
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dict_size=10,
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num_conv_layers=2,
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num_rnn_layers=3,
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rnn_size=1024,
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use_gru=False,
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share_rnn_weights=True, )
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loss = model(self.audio, self.audio_len, self.text, self.text_len)
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self.assertEqual(loss.numel(), 1)
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def test_ds2_4(self):
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model = DeepSpeech2Model(
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feat_size=self.feat_dim,
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dict_size=10,
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num_conv_layers=2,
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num_rnn_layers=3,
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rnn_size=1024,
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use_gru=True,
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share_rnn_weights=True, )
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loss = model(self.audio, self.audio_len, self.text, self.text_len)
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self.assertEqual(loss.numel(), 1)
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def test_ds2_5(self):
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model = DeepSpeech2Model(
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feat_size=self.feat_dim,
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dict_size=10,
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num_conv_layers=2,
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num_rnn_layers=3,
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rnn_size=1024,
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use_gru=False,
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share_rnn_weights=False, )
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loss = model(self.audio, self.audio_len, self.text, self.text_len)
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self.assertEqual(loss.numel(), 1)
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if __name__ == '__main__':
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unittest.main()
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