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Backport PR #43145 on branch 1.3.x (REGR: Fix fastparquet 0.7.0 not being able to read a parquet file) #43347

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Merged
jreback merged 1 commit into from
Sep 1, 2021
Merged

Backport PR #43145 on branch 1.3.x (REGR: Fix fastparquet 0.7.0 not being able to read a parquet file) #43347

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2 changes: 1 addition & 1 deletion doc/source/whatsnew/v1.3.3.rst
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Expand Up @@ -18,7 +18,7 @@ Fixed regressions
- Performance regression in :meth:`core.window.ewm.ExponentialMovingWindow.mean` (:issue:`42333`)
- Fixed regression in :meth:`.GroupBy.agg` incorrectly raising in some cases (:issue:`42390`)
- Fixed regression in :meth:`RangeIndex.where` and :meth:`RangeIndex.putmask` raising ``AssertionError`` when result did not represent a :class:`RangeIndex` (:issue:`43240`)

- Fixed regression in :meth:`read_parquet` where the ``fastparquet`` engine would not work properly with fastparquet 0.7.0 (:issue:`43075`)
.. ---------------------------------------------------------------------------

.. _whatsnew_133.performance:
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2 changes: 1 addition & 1 deletion pandas/io/parquet.py
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Expand Up @@ -311,7 +311,7 @@ def read(
):
parquet_kwargs: dict[str, Any] = {}
use_nullable_dtypes = kwargs.pop("use_nullable_dtypes", False)
if Version(self.api.__version__) >= Version("0.7.0"):
if Version(self.api.__version__) >= Version("0.7.1"):
# We are disabling nullable dtypes for fastparquet pending discussion
parquet_kwargs["pandas_nulls"] = False
if use_nullable_dtypes:
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