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import os |
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import pandas as pd |
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import datasets |
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class MyCsvDataset(datasets.GeneratorBasedBuilder): |
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def _info(self): |
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return datasets.DatasetInfo( |
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features=datasets.Features({ |
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"TrackName": datasets.Value("string"), |
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"TrackID": datasets.Value("int32"), |
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"SampleURL": datasets.Value("string"), |
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"ReleaseYear": datasets.Value("int32"), |
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"Genres": datasets.Value("string"), |
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"danceability": datasets.Value("float32"), |
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"energy": datasets.Value("float32"), |
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"loudness": datasets.Value("float32"), |
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"speechiness": datasets.Value("float32"), |
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"acousticness": datasets.Value("float32"), |
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"instrumentalness": datasets.Value("float32"), |
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"liveness": datasets.Value("float32"), |
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"valence": datasets.Value("float32"), |
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"tempo": datasets.Value("float32"), |
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"key": datasets.Value("int32"), |
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"mode": datasets.Value("int32"), |
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"duration_ms": datasets.Value("int32"), |
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"Popularity": datasets.Value("int32"), |
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"pNum": datasets.Value("int32"), |
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"playlistID": datasets.Value("string"), |
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"label": datasets.Value("string"), |
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"userCat": datasets.Value("string"), |
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"demoCat": datasets.Value("string"), |
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"length": datasets.Value("int32"), |
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"playlistTitle": datasets.Value("string"), |
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"nFoll": datasets.Value("int32"), |
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"nTracks": datasets.Value("int32"), |
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}) |
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) |
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def _split_generators(self, dl_manager): |
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data_dir = dl_manager.download_and_extract("path_to_your_data") |
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csv_file = os.path.join(data_dir, "your_dataset.csv") |
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return [ |
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datasets.SplitGenerator( |
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name=datasets.Split.TRAIN, |
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gen_kwargs={"csv_file": csv_file}, |
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), |
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] |
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def _generate_examples(self, csv_file): |
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df = pd.read_csv(csv_file) |
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for idx, row in df.iterrows(): |
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yield idx, { |
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"TrackName": row["TrackName"], |
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"TrackID": row["TrackID"], |
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"SampleURL": row["SampleURL"], |
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"ReleaseYear": row["ReleaseYear"], |
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"Genres": row["Genres"], |
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"danceability": row["danceability"], |
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"energy": row["energy"], |
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"loudness": row["loudness"], |
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"speechiness": row["speechiness"], |
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"acousticness": row["acousticness"], |
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"instrumentalness": row["instrumentalness"], |
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"liveness": row["liveness"], |
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"valence": row["valence"], |
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"tempo": row["tempo"], |
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"key": row["key"], |
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"mode": row["mode"], |
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"duration_ms": row["duration_ms"], |
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"Popularity": row["Popularity"], |
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"pNum": row["pNum"], |
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"playlistID": row["playlistID"], |
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"label": row["label"], |
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"userCat": row["userCat"], |
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"demoCat": row["demoCat"], |
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"length": row["length"], |
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"playlistTitle": row["playlistTitle"], |
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"nFoll": row["nFoll"], |
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"nTracks": row["nTracks"], |
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} |
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