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Flexible and powerful data analysis / manipulation library for Python, providing labeled data structures similar to R data.frame objects, statistical functions, and much more
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Pandas v2.0.0rc0

Pandas: v2.0.0rc0 Release

Release date:
February 20, 2023
Previous version:
v2.0.0.dev0 (released August 23, 2022)
Magnitude:
119,985 Diff Delta
Contributors:
195 total committers
Data confidence:
Commits:
1,445 impacting commits

1445 Commits in this Release

Ordered by the degree to which they evolved the repo in this version.

BLD: use nonvendor versioneer (#49924)
Authored November 28, 2022
PDEP0004: implementation (#49024)
Authored December 13, 2022
DEPR: remove inplace arg in Categorical methods (#49321)
Authored October 29, 2022
CoW: Push reference tracking down to the block level (#51144)
Authored February 8, 2023
DEPR: Enforce deprecation of args/kwargs in Window (#50338)
Authored December 19, 2022
DEPR: remove Int64Index, UInt64Index, Float64Index from tests.indexes.numeric (#49682)
Authored November 16, 2022
DEP: Enforce numpy keyword deprecation in read_json (#49083)
Authored October 20, 2022
CLN/TST: Use fixture instead of setup_method (#49004)
Authored October 10, 2022
API: various .value_counts() result in different names / indices (#49912)
Authored February 1, 2023
DEPR: Enforce deprecation of numeric_only=None in DataFrame aggregations (#49551)
Authored November 9, 2022
CLN: assorted (#49979)
Authored December 10, 2022
TYP: type all arguments with bool default values (#48624)
Authored September 19, 2022
API: Timestamp and Timedelta .value changing in 2.0 (#50891)
Authored February 9, 2023
DEPR: lookup, append (#49481)
Authored November 4, 2022
Make pandas/io/sql.py work with sqlalchemy 2.0 (#48576)
Authored February 9, 2023
API: retain non-nano dtype in DatetimeArray constructor (#49058)
Authored October 18, 2022
DEPR: Remove xlwt (#49296)
Authored October 27, 2022
DEP: Enforce deprecations of read_csv keywords (#48849)
Authored November 3, 2022
BUG: groupby.nth should be a filter (#49262)
Authored November 11, 2022
ENH: Allow ArrowDtype(pa.string()) to be compatable with str accessor (#51207)
Authored February 16, 2023
DEPR: Enforce deprecation of na_sentinel (#49402)
Authored November 7, 2022
TST: parametrize CoW indexing tests for extension (nullable) dtypes (#51208)
Authored February 20, 2023
BUG: resample don't work with non-nanosecond reso (#50774)
Authored January 18, 2023
BUG: groupby with dropna=False drops nulls from categorical groupers (#49652)
Authored December 2, 2022
DEPR: Remove method and tolerance in Index.get_loc, bump xarray (#49630)
Authored December 6, 2022
TYP: type all arguments with int default values (#48761)
Authored September 26, 2022
REF: _reso->_creso (#49107)
Authored October 15, 2022
DEPR: disallow non-keyword arguments (#49259)
Authored October 24, 2022
DEPR: Index methods, to_time, Categorical constructor (#49457)
Authored November 3, 2022
CLN/BUG: Allow assert_produces_warning to raise during an exception (#50614)
Authored January 13, 2023
API: Timestamp(pydatetime) microsecond reso (#49034)
Authored November 30, 2022
CLN: Refactor groupby._make_wrapper (#48400)
Authored September 12, 2022
DEPR: kind kwarg in Index.get_slice_bound, Index.slice_indexer, Index.slice_locs (#49265)
Authored October 24, 2022
TST: Refactor sql test classes. (#49757)
Authored November 18, 2022
TST: Consolidate tests that raise in groupby (#50749)
Authored February 9, 2023
DEPR: remove 1.0 deprecations in 2.0 (`Styler`) (#49397)
Authored October 31, 2022
DEPR: Change numeric_only to False in various groupby ops (#49892)
Authored November 28, 2022
API / CoW: detect and raise error for chained assignment under Copy-on-Write (#49467)
Authored January 24, 2023
API: dont do type inference on arithmetic results (#49714)
Authored December 27, 2022
TST: use `with` where possible instead of manual `close` (#48931)
Authored October 11, 2022

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Top Contributors in v2.0.0rc0

jbrockmendel
phofl
mroeschke
rhshadrach
MarcoGorelli
lukemanley
jorisvandenbossche
twoertwein
topper-123
fangchenli

Directory Browser for v2.0.0rc0

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Release Notes Published

We are pleased to announce a release candidate for pandas 2.0.0. If all goes well, we'll release pandas 2.0.0 in about two weeks.

See the whatsnew for a list of all the changes.

The release will be available on conda-forge and PyPI.

The release can be installed from PyPI

python -m pip install --upgrade --pre pandas==2.0.0rc0

Or from conda-forge

conda install -c conda-forge/label/pandas_rc pandas==2.0.0rc0

Please report any issues with the release candidate on the pandas issue tracker.

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