Open ljw20180420 opened 1 week ago
This returns error.
from datasets import Dataset dsdf = Dataset.from_dict({"x": [[1, 2], [3, 4, 5]], "y": ["a", "b"]}) Dataset.from_polars(dsdf.to_polars())
ValueError: Arrow type large_list does not have a datasets dtype equivalent.
When datasets contain Sequence data type, it will be converted to Arrow type large_list. However, the reverse (from large_list to Sequence) does not work.
No
Hi ! Thanks for reporting :)
We don't support large_list yet, though it should be added to Sequence IMO (maybe with a parameter large=True ?)
large_list
Sequence
large=True
Feature request
This returns error.
ValueError: Arrow type large_list does not have a datasets dtype equivalent.
Motivation
When datasets contain Sequence data type, it will be converted to Arrow type large_list. However, the reverse (from large_list to Sequence) does not work.
Your contribution
No