test_datasets.py

from datasets import load_dataset, Dataset
import polars as pl

dataset = load_dataset("Fizzarolli/wattpad2", "default", split="train")

df = pl.DataFrame(dataset.to_pandas())
df = df.unique(["title"])
df = df.to_pandas()

dataset = Dataset.from_pandas(df)

dataset.push_to_hub("Fizzarolli/wattpad2", "dedup")