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