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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 v1.0.2

Pandas: v1.0.2 Release

Release date:

March 12, 2020

Previous version:

v1.0.1 (released February 5, 2020)

Magnitude:

2,546 Diff Delta

Contributors:

7 total committers

Data confidence:

Commits:

56 Commits in this Release

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

REGR: preserve freq in DTI/TDI outer join (#32166) (#32269)

Authored February 27, 2020

Backport PR #32633: TYP: Remove _ensure_type (#32637)

Authored March 11, 2020

Backport PR #32591: REG: dt64 shift with integer fill_value (#32647)

Authored March 12, 2020

Backport PR #32490: BUG: Fix bug, where BooleanDtype columns are converted to Int64 (#32660)

Authored March 12, 2020

Backport PR #31748: BUG: Fixed encoding of pd.NA with to_json (#31804)

Authored February 8, 2020

Backport PR #31918: BUG: fix parquet roundtrip with unsigned integer dtypes (#31928)

Authored February 12, 2020

REGR: fix op(frame, frame2) with reindex (#31679) (#32088)

Authored February 19, 2020

Backport PR #31734: BUG: list-like to_replace on Categorical.replace is ignored or crash (#32062)

Authored February 19, 2020

Backport PR #31773: BUG: fix StringArray/PandasArray setitem with slice (#31923)

Authored February 12, 2020

Backport PR #32544: BUG: pd.ExcelFile closes stream on destruction (#32657)

Authored March 12, 2020

Backport PR #31524: BUG: non-iterable value in meta raise error in json_normalize (#32629)

Authored March 11, 2020

Backport PR #31877: BUG: fix infer_dtype for StringDtype (#31926)

Authored February 12, 2020

Backport PR #32242: BUG: Fixed bug, where pandas._libs.lib.maybe_convert_objects function improperly handled arrays with bools and NaNs (#32552)

Authored March 10, 2020

Backport PR #32175: BUG: groupby nunique changing values (#32201)

Authored February 23, 2020

Backport PR #31794: BUG: Avoid casting Int to object in Categorical.from_codes (#31921)

Authored February 12, 2020

Backport PR #31511 on branch 1.0.x (BUG: fix reindexing with a tz-aware index and method='nearest') (#32150)

Authored February 21, 2020

Backport PR #32386: BUG: Fix rolling functions with variable windows on decreasing index (#32606)

Authored March 11, 2020

BUG: Fix rolling.corr with time frequency (#31841) (#32094)

Authored February 19, 2020

Backport PR #32121: REG: dont call func on empty input (#32159)

Authored February 21, 2020

Backport PR #32499: Better error message for OOB result (#32605)

Authored March 11, 2020

Backport PR #31788: BUG: Too aggressive typing in NDFrame.align (#31825)

Authored February 9, 2020

Backport PR #31910: BUG: Handle NA in assert_numpy_array_equal (#31947)

Authored February 13, 2020

Backport PR #32577: REG: Restore read_csv function for some file-likes (#32609)

Authored March 11, 2020

Backport PR #32126: BUG: Fix for convert_dtypes with mix of int and string (#32153)

Authored February 21, 2020

Backport PR #32104: BUG: Pickle NA objects (#32399)

Authored March 3, 2020

Backport PR #32561: Ensure valid Block mutation in SeriesBinGrouper. (#32635)

Authored March 11, 2020

Backport PR #32284: CI: nested DataFrames in npdev (#32366)

Authored February 29, 2020

Backport PR #32656: DOC: fix announce formtting (#32659)

Authored March 12, 2020

Backport PR #31684: BUG: string methods with NA (#32578)

Authored March 10, 2020

Backport PR #32214: BUG: Cast pd.NA to pd.NaT in to_datetime (#32267)

Authored February 26, 2020

Backport PR #32124: BUG: Avoid ambiguous condition in GroupBy.first / last (#32199)

Authored February 23, 2020

Backport PR #32152 on branch 1.0.x (TST: add test for get_loc on tz-aware DatetimeIndex) (#32160)

Authored February 21, 2020

Backport PR #31729: BUG: Fix to_excel writers handling of cols (#31764)

Authored February 7, 2020

Backport PR #32040: BUG: GroupBy aggregation of DataFrame with MultiIndex columns breaks with custom function (#32648)

Authored March 12, 2020

Backport PR #31939: BUG: Fix construction of Categorical from pd.NA (#32200)

Authored February 23, 2020

Backport PR #32055: REGR: read_pickle fallback to encoding=latin_1 upon a UnicodeDecodeError (#32154)

Authored February 21, 2020

Backport PR #31842: BUG: Fix raw parameter not being respected in groupby.rolling.apply (#32093)

Authored February 19, 2020

Backport PR #32148: CI: skip geopandas downstream test (Anaconda installation issue) (#32149)

Authored February 21, 2020

Backport PR #32241: CI: troubleshoot 32bit build (#32245)

Authored February 25, 2020

Backport PR #32064: DOC: pin gitdb2 (#32066)

Authored February 17, 2020

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Top Contributors in v1.0.2

meeseeksmachine

jbrockmendel

TomAugspurger

jorisvandenbossche

simonjayhawkins

dsaxton

pandas-development-team-79e2

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Release Notes Published

This is a minor bug-fix release in the 1.0.x series and includes some regression fixes and bug fixes. We recommend that all users upgrade to this version.

See the full whatsnew for a list of all the changes.

The release will be available on the defaults and conda-forge channels:

conda install pandas

Or via PyPI:

python3 -m pip install --upgrade pandas

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