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DOC: json_normalize breaking changes in pandas 3.0.0 #59127

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Jun 27, 2024
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DOC: json_normalize breaking changes in pandas 3.0.0 #59127

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9cd9e21
note breaking change in json_normalize retaining index
JMBurley Jun 27, 2024
69d96a2
Update doc/source/whatsnew/v3.0.0.rst
mroeschke Jun 27, 2024
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[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Jun 27, 2024
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1 change: 1 addition & 0 deletions doc/source/whatsnew/v3.0.0.rst
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Expand Up @@ -230,6 +230,7 @@ Other API changes
- 3rd party ``py.path`` objects are no longer explicitly supported in IO methods. Use :py:class:`pathlib.Path` objects instead (:issue:`57091`)
- :func:`read_table`'s ``parse_dates`` argument defaults to ``None`` to improve consistency with :func:`read_csv` (:issue:`57476`)
- Made ``dtype`` a required argument in :meth:`ExtensionArray._from_sequence_of_strings` (:issue:`56519`)
- Passing a :class:`Series` input to :func:`json_normalize` will now retain the :class:`Series` :class:`Index`, previously output had a new :class:`RangeIndex` (:issue:`51452`)
- Updated :meth:`DataFrame.to_excel` so that the output spreadsheet has no styling. Custom styling can still be done using :meth:`Styler.to_excel` (:issue:`54154`)
- pickle and HDF (``.h5``) files created with Python 2 are no longer explicitly supported (:issue:`57387`)
- pickled objects from pandas version less than ``1.0.0`` are no longer supported (:issue:`57155`)
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