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Backport PR #42577 on branch 1.3.x (BUG: Series(dask.array) GH#38645) #42623

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Merged
merged 1 commit into from
Jul 20, 2021
Merged

Backport PR #42577 on branch 1.3.x (BUG: Series(dask.array) GH#38645) #42623

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1 change: 1 addition & 0 deletions doc/source/whatsnew/v1.3.1.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -24,6 +24,7 @@ Fixed regressions
- Fixed regression in indexing with a ``list`` subclass incorrectly raising ``TypeError`` (:issue:`42433`, :issue:`42461`)
- Fixed regression in :meth:`DataFrame.isin` and :meth:`Series.isin` raising ``TypeError`` with nullable data containing at least one missing value (:issue:`42405`)
- Regression in :func:`concat` between objects with bool dtype and integer dtype casting to object instead of to integer (:issue:`42092`)
- Bug in :class:`Series` constructor not accepting a ``dask.Array`` (:issue:`38645`)

.. ---------------------------------------------------------------------------

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7 changes: 5 additions & 2 deletions pandas/core/construction.py
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Expand Up @@ -560,8 +560,11 @@ def sanitize_array(
raise TypeError(f"'{type(data).__name__}' type is unordered")

# materialize e.g. generators, convert e.g. tuples, abc.ValueView
# TODO: non-standard array-likes we can convert to ndarray more efficiently?
data = list(data)
if hasattr(data, "__array__"):
# e.g. dask array GH#38645
data = np.asarray(data)
else:
data = list(data)

if dtype is not None or len(data) == 0:
subarr = _try_cast(data, dtype, copy, raise_cast_failure)
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