Datasets:
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from itertools import chain
import pytest
from datasets import load_dataset
def test_streaming_dataset():
datasets = load_dataset("./mc4_nl_cleaned.py", "tiny", streaming=True)
assert list(datasets.keys()) == ["train", "validation"]
train_ds = datasets["train"]
val_ds = datasets["validation"]
i = iter(train_ds)
e = next(i)
assert len(e["text"]) == 1264
e = next(i)
assert len(e["text"]) == 1091
assert sum(1 for _ in iter(val_ds)) == 16189
def test_batch_dataset():
datasets = load_dataset(
"./mc4_nl_cleaned.py",
"micro",
)
assert list(datasets.keys()) == ["train", "validation"]
train_ds = datasets["train"]
val_ds = datasets["validation"]
e = next(iter(train_ds))
assert len(e["text"]) == 1264
assert train_ds.num_rows == 125938
assert val_ds.num_rows == 16189
def test_nl_en():
datasets = load_dataset(
"./mc4_nl_cleaned.py",
"micro_en_nl",
)
assert list(datasets.keys()) == ["train", "validation"]
train_ds = datasets["train"]
val_ds = datasets["validation"]
i = iter(train_ds)
e = next(i)
assert len(e["text"]) == 1264 ## Length of 'Japanse bedrijven zijn ...'
e = next(i)
assert len(e["text"]) == 747 ## Length of 'Beginners BBQ class ...'
assert train_ds.num_rows == 251900
assert val_ds.num_rows == 32378
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