[Datasets] Handle np.array(dtype=object)
constructor for ragged ndarrays
#31670
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Signed-off-by: Scott Lee [email protected]
Why are these changes needed?
This is a rework of #31544, which was reverted because of broken CI tests (bad
pandas
import). We replicate the aforementioned PR, with an additionalTYPE_CHECKING
usage to only import frompandas
when type-checking.Related issue number
Rework of PR #31544
Checks
git commit -s
) in this PR.scripts/format.sh
to lint the changes in this PR.