import os import unittest from tests import get_tests_data_path, get_tests_output_path from TTS.api import TTS OUTPUT_PATH = os.path.join(get_tests_output_path(), "test_python_api.wav") cloning_test_wav_path = os.path.join(get_tests_data_path(), "ljspeech/wavs/LJ001-0028.wav") class TTSTest(unittest.TestCase): def test_single_speaker_model(self): tts = TTS(model_name="tts_models/de/thorsten/tacotron2-DDC", progress_bar=False, gpu=False) error_raised = False try: tts.tts_to_file(text="Ich bin eine Testnachricht.", speaker="Thorsten", language="de") except ValueError: error_raised = True tts.tts_to_file(text="Ich bin eine Testnachricht.", file_path=OUTPUT_PATH) self.assertTrue(error_raised) self.assertFalse(tts.is_multi_speaker) self.assertFalse(tts.is_multi_lingual) self.assertIsNone(tts.speakers) self.assertIsNone(tts.languages) def test_multi_speaker_multi_lingual_model(self): tts = TTS() tts.load_tts_model_by_name(tts.models[0]) # YourTTS tts.tts_to_file(text="Hello world!", speaker=tts.speakers[0], language=tts.languages[0], file_path=OUTPUT_PATH) self.assertTrue(tts.is_multi_speaker) self.assertTrue(tts.is_multi_lingual) self.assertGreater(len(tts.speakers), 1) self.assertGreater(len(tts.languages), 1) def test_voice_cloning(self): # pylint: disable=no-self-use tts = TTS() tts.load_tts_model_by_name("tts_models/multilingual/multi-dataset/your_tts") tts.tts_to_file("Hello world!", speaker_wav=cloning_test_wav_path, language="en", file_path=OUTPUT_PATH)