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""" NENA Speech Dataset""" |
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import csv |
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import os |
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import json |
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import datasets |
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from datasets.utils.py_utils import size_str |
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from tqdm import tqdm |
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_BASE_URL = "./" |
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_AUDIO_URL = _BASE_URL + "audio/{dialect}/{split}.tar" |
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_TRANSCRIPT_URL = _BASE_URL + "transcript/{dialect}/{split}.tsv" |
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import datasets |
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class NENASpeechConfig(datasets.BuilderConfig): |
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"""BuilderConfig for NENASpeech.""" |
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def __init__(self, name, version, **kwargs): |
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self.language = kwargs.pop("language", None) |
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description = ( |
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f"This is a test. " |
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) |
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super(NENASpeechConfig, self).__init__( |
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name=name, |
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version=datasets.Version(version), |
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description=description, |
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**kwargs, |
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) |
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class NENASpeech(datasets.GeneratorBasedBuilder): |
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DEFAULT_WRITER_BATCH_SIZE = 1000 |
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BUILDER_CONFIGS = [ |
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NENASpeechConfig( |
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name='curmi', |
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version='1.0.4', |
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language='assyrian', |
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), |
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NENASpeechConfig( |
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name='jurmi', |
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version='1.0.4', |
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language='assyrian', |
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) |
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] |
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def _info(self): |
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description = ( |
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"description from _info" |
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) |
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features = datasets.Features( |
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{ |
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"transcription": datasets.Value("string"), |
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"translation": datasets.Value("string"), |
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"audio": datasets.features.Audio(sampling_rate=48_000), |
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"path": datasets.Value("string"), |
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"age": datasets.Value("string"), |
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} |
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) |
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return datasets.DatasetInfo( |
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description=description, |
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features=features, |
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supervised_keys=None, |
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version=self.config.version, |
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) |
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def _split_generators(self, dl_manager): |
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dialect = self.config.name |
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audio_urls = {} |
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splits = ("train", "dev", "test", "other", "invalidated") |
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for split in splits: |
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audio_urls[split] = _AUDIO_URL.format(dialect=dialect, split=split) |
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archive_paths = dl_manager.download(audio_urls) |
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local_extracted_archive_paths = dl_manager.extract(archive_paths) if not dl_manager.is_streaming else {} |
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meta_urls = {split: _TRANSCRIPT_URL.format(dialect=dialect, split=split) for split in splits} |
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meta_paths = dl_manager.download_and_extract(meta_urls) |
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split_generators = [] |
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split_names = { |
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"train": datasets.Split.TRAIN, |
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"dev": datasets.Split.VALIDATION, |
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"test": datasets.Split.TEST, |
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} |
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for split in splits: |
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split_generators.append( |
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datasets.SplitGenerator( |
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name=split_names.get(split, split), |
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gen_kwargs={ |
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"local_extracted_archive_paths": local_extracted_archive_paths.get(split), |
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"archives": [dl_manager.iter_archive(path) for path in archive_paths.get(split)], |
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"meta_path": meta_paths[split], |
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}, |
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), |
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) |
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return split_generators |
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def _generate_examples(self, local_extracted_archive_paths, archives, meta_path): |
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data_fields = list(self._info().features.keys()) |
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metadata = {} |
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with open(meta_path, encoding="utf-8") as f: |
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reader = csv.DictReader(f, delimiter="\t", quoting=csv.QUOTE_NONE) |
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for row in tqdm(reader, desc="Reading metadata..."): |
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if not row["path"].endswith(".mp3"): |
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row["path"] += ".mp3" |
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if "accents" in row: |
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row["accent"] = row["accents"] |
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del row["accents"] |
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for field in data_fields: |
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if field not in row: |
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row[field] = "" |
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metadata[row["path"]] = row |
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for i, audio_archive in enumerate(archives): |
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for path, file in audio_archive: |
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_, filename = os.path.split(path) |
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if filename in metadata: |
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result = dict(metadata[filename]) |
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path = os.path.join(local_extracted_archive_paths[i], path) if local_extracted_archive_paths else path |
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result["audio"] = {"path": path, "bytes": file.read()} |
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result["path"] = path |
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yield path, result |
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