1 Release published by 1 person

• v2.2.3 Pandas 2.2.3

  published Sep 20, 2024

27 Pull requests merged by 8 people

• DOC: fix RT03 for pandas.core.groupby.DataFrameGroupBy.hist

  #59870 merged Sep 22, 2024

• Backport PR #59847: BLD: Build wheels for Python 3.13 on aarch64 as well

  #59848 merged Sep 20, 2024

• BLD: Build wheels for Python 3.13 on aarch64 as well

  #59847 merged Sep 20, 2024

• Backport PR #59840: BLD: Final release prep for 2.2.3

  #59842 merged Sep 19, 2024

• BLD: Final release prep for 2.2.3

  #59840 merged Sep 19, 2024

• Backport PR #59136 on branch 2.2.x (Upload 3.13 & free-threaded nightly wheels)

  #59835 merged Sep 19, 2024

• BLD/RLS: build wheels with released numpy/cython for Python 3.13

  #59819 merged Sep 18, 2024

• Backport PR #59836 on branch 2.2.x (BLD: Fix bad Cython annotation)

  #59837 merged Sep 18, 2024

• BLD: Fix bad Cython annotation

  #59836 merged Sep 18, 2024

• DOC: Adding ArcticDB to the ecosystem.md page

  #59830 merged Sep 18, 2024

• Assorted backports for 2.2.x

  #59785 merged Sep 18, 2024

• DOC: fix SA01,ES01 for pandas.tseries.offsets.WeekOfMonth

  #59834 merged Sep 18, 2024

• Backport #59144 on 2.2.x / 2.3.x (remove ops div class to solve #2137)

  #59535 merged Sep 18, 2024

• Backport PR #59813 on branch 2.2.x (CI: Debug failing ARM builds)

  #59828 merged Sep 17, 2024

• CI: Debug failing ARM builds

  #59813 merged Sep 17, 2024

• Backport PR #59818 on branch 2.2.x (BUG: Remove np._get_promotion_state usage)

  #59821 merged Sep 16, 2024

• BUG: Remove np._get_promotion_state usage

  #59818 merged Sep 16, 2024

• String dtype: allow string dtype in query/eval with default numexpr engine

  #59810 merged Sep 16, 2024

• Backport PR #59811 on branch 2.2.x (DOC: add whatsnew for v2.2.3)

  #59812 merged Sep 16, 2024

• DOC: fix SA01 for pandas.errors.MergeError

  #59805 merged Sep 15, 2024

• DOC: add whatsnew for v2.2.3

  #59811 merged Sep 15, 2024

• BUG (CoW): fix reference tracking in replace_list with None

  #59807 merged Sep 15, 2024

• WEB: update list of (in)active core devs

  #59808 merged Sep 15, 2024

• DOC: fix SA01 for pandas.arrays.FloatingArray

  #59804 merged Sep 15, 2024

• DOC: fix SA01 for pandas.api.types.is_integer_dtype

  #59803 merged Sep 15, 2024

• DOC: fix SA01 for pandas.api.types.is_array_like

  #59802 merged Sep 15, 2024

• DOC: fix SA01,ES01 for pandas.Timedelta.total_seconds

  #59800 merged Sep 15, 2024

28 Pull requests opened by 12 people

• BUG: Fix from_records() column reorder issue, if columns!=None use passed param (#59717)

  #59809 opened Sep 15, 2024

• BUG: read_json silently ignores the dtype when engine=pyarrow

  #59815 opened Sep 16, 2024

• Bump pypa/cibuildwheel from 2.20.0 to 2.21.0

  #59816 opened Sep 16, 2024

• DOC: Emphasize team managed pandas in installation docs

  #59822 opened Sep 16, 2024

• ENH: Add kwargs to Series.map

  #59843 opened Sep 19, 2024

• timedelta on datetime df, series arithmetic

  #59844 opened Sep 20, 2024

• Separate out examples - pandas.str.is methods

  #59850 opened Sep 20, 2024

• typo

  #59852 opened Sep 20, 2024

• String dtype: implement sum reduction

  #59853 opened Sep 20, 2024

• String dtype: allow string dtype for non-raw apply with numba engine

  #59854 opened Sep 20, 2024

• DOC: Fix inconsistent and incomplete documentation of `pandas.eval`

  #59855 opened Sep 21, 2024

• DOC: fix SA01, ES01 for pandas.tseries.offsets.SemiMonthEnd

  #59856 opened Sep 22, 2024

• DOC: fix SA01, ES01 for pandas.RangeIndex.step

  #59857 opened Sep 22, 2024

• DOC: fix SA01 for pandas.Series.sparse.fill_value

  #59858 opened Sep 22, 2024

• DOC: fix SA01, ES01 for pandas.Series.sparse.sp_values

  #59859 opened Sep 22, 2024

• DOC: fix SA01, ES01 for pandas.Timedelta.to_timedelta64

  #59860 opened Sep 22, 2024

• DOC: fix SA01, ES01 for pandas.api.types.is_float_dtype

  #59861 opened Sep 22, 2024

• DOC: fix SA01 for pandas.api.types.is_int64_dtype

  #59862 opened Sep 22, 2024

• DOC: fix SA01 for pandas.api.types.is_interval_dtype

  #59863 opened Sep 22, 2024

• DOC: fix SA01 for pandas.api.types.is_list_like

  #59864 opened Sep 22, 2024

• DOC: fix SA01, ES01 for pandas.api.types.is_object_dtype

  #59865 opened Sep 22, 2024

• DOC: fix SA01 for pandas.arrays.BooleanArray

  #59866 opened Sep 22, 2024

• DOC: fix SA01, ES01 for pandas.arrays.IntervalArray.mid

  #59867 opened Sep 22, 2024

• DOC: fix RT03 for pandas.date_range

  #59868 opened Sep 22, 2024

• DOC: fix RT03, ES01 for pandas.core.groupby.DataFrameGroupBy.agg and pandas.core.groupby.DataFrameGroupBy.aggregate

  #59869 opened Sep 22, 2024

• DOC: fix RT03, ES01 for pandas.core.resample.Resampler.ffill

  #59871 opened Sep 22, 2024

• DOC: fix SA01, ES01 for pandas.errors.EmptyDataError

  #59872 opened Sep 22, 2024

• Fix Docstring Issues for pandas.Series.sparse.sp_values and pandas.Series.str.match (Issue #59592)

  #59873 opened Sep 22, 2024

12 Issues closed by 9 people

• RLS: 2.2.3

  #58354 closed Sep 21, 2024

• BUILD: no linux-aarch64 wheels for v2.2.3?

  #59851 closed Sep 20, 2024

• Inconsistent Return Types Between numpy 1.26.4 and numpy 2.1.0 in pandas 2.2.2

  #59838 closed Sep 20, 2024

• BUILD: 3rd party licenses are missing from pandas binary wheels distributed on pypi

  #58632 closed Sep 19, 2024

• BUG: Index union with datetime64[us] dtype and frequency

  #59825 closed Sep 18, 2024

• BUG: df.MultiIndex.levels continues to return the index of the original df after mutation

  #59829 closed Sep 18, 2024

• QST: how to pandas fast nested for loop for "non numeric" columns?

  #59824 closed Sep 17, 2024

• No Python 3.13 wheels available in scientific-python-nightly-wheels

  #59817 closed Sep 16, 2024

• ENH: Allow custom aggregation functions with multiple return values.

  #59781 closed Sep 16, 2024

• ENH: to_excel: warning/conversion of text values starting with '='

  #59790 closed Sep 16, 2024

• BUG: Large dataset exception on arrow string operations

  #59752 closed Sep 16, 2024

• BUG: replace with 3 or more `None` values fails when copy_on_write is enabled

  #59770 closed Sep 15, 2024

11 Issues opened by 11 people

• BUG: Automatic change of color when the plot type is "line" but not when it is "scatter"

  #59846 opened Sep 20, 2024

• BUG: pd.options.future.no_silent_downcasting is not backward compatible

  #59845 opened Sep 20, 2024

• BUG: to_sql with ADBC driver fails when schema exists without tables

  #59841 opened Sep 19, 2024

• ENH: add a comments variable to pandas.DataFrame.to_csv

  #59839 opened Sep 19, 2024

• BUG: Timestamp.tz and DatetimeIndex.tz are inconsistent when pytz 2024.2 is installed

  #59833 opened Sep 18, 2024

• BUG: `None` values are not processed when applying `pd.isnull` to a Series with dtype `category`

  #59832 opened Sep 18, 2024

• ENH: Restore the functionality of `.fillna`

  #59831 opened Sep 18, 2024

• ENH: Add parameter to read_html() that disables the _remove_whitespace() function

  #59827 opened Sep 17, 2024

• BUG: is_unique fails when using float128 indexes, since pandas 2.0

  #59826 opened Sep 17, 2024

• BUG: Empty column name in group dataframe when using pyarrow types

  #59823 opened Sep 16, 2024

• ENH: Add kwargs to `Series.map`

  #59814 opened Sep 16, 2024

76 Unresolved conversations

Sometimes conversations happen on old items that aren’t yet closed. Here is a list of all the Issues and Pull Requests with unresolved conversations.

• String dtype: map builtin str alias to StringDtype

  #59685 commented on Sep 21, 2024 • 16 new comments

• expose `to_pandas_kwargs` in `read_parquet` with pyarrow backend

  #59654 commented on Sep 18, 2024 • 2 new comments

• PDEP-17: Backwards compatibility and deprecation policy

  #59125 commented on Sep 22, 2024 • 1 new comment

• BUG: Fix precision loss in read_json

  #59284 commented on Sep 22, 2024 • 1 new comment

• Patch - updates maybe_indices_to_slice to use intp_t

  #59537 commented on Sep 19, 2024 • 1 new comment

• DOCS: fix docstring validation errors for pandas.Series

  #59595 commented on Sep 19, 2024 • 1 new comment

• Fix binary operations on attrs for Series and DataFrame

  #59636 commented on Sep 20, 2024 • 1 new comment

• DOCS: fix docstring validation error for pandas.Series

  #59655 commented on Sep 18, 2024 • 1 new comment

• #59009: Added document and a test case for newlines_in_values case.

  #59754 commented on Sep 17, 2024 • 1 new comment

• Fix doc

  #59793 commented on Sep 22, 2024 • 1 new comment

• BUG: melt no longer supports id_vars and value_vars collapsing levels accross MultiIndex

  #57663 commented on Sep 21, 2024 • 0 new comments

• BUG: pandas testsuite on 2.2.x with numpy 2 fails on numexpr

  #58548 commented on Sep 21, 2024 • 0 new comments

• Potential regression induced by "BUG: Use large_string in string array consistently"

  #58651 commented on Sep 21, 2024 • 0 new comments

• Potential regression induced by commit 9cd5e55

  #58287 commented on Sep 21, 2024 • 0 new comments

• BUG: `Index.difference` is returning too many values

  #58971 commented on Sep 21, 2024 • 0 new comments

• BUG: Spurious `FutureWarning` when using `pd.read_json()`

  #59511 commented on Sep 21, 2024 • 0 new comments

• BUG: FutureWarning for Boolean sparse dtypes in pd.DataFrame.sparse.from_spmatrix()

  #59739 commented on Sep 21, 2024 • 0 new comments

• DOC: Clarify existence Series.dt.to_timestamp

  #59671 commented on Sep 21, 2024 • 0 new comments

• ENH: Need API support and __repr__ to discover the storage used for strings

  #59342 commented on Sep 21, 2024 • 0 new comments

• DataFrame.from_dict sets DataFrame values to NaN if original dict key tuples contain None

  #28390 commented on Sep 22, 2024 • 0 new comments

• DOC: fix docstring validation errors for pandas.Series

  #59592 commented on Sep 22, 2024 • 0 new comments

• BUG: Rolling variance is negative

  #52407 commented on Sep 22, 2024 • 0 new comments

• BUG: Incorrect rolling std

  #54518 commented on Sep 22, 2024 • 0 new comments

• QST: Consistently apply Welford Method and Kahan Summation in roll_xxx functions

  #59715 commented on Sep 22, 2024 • 0 new comments

• BUG: to_datetime raises "AttributeError: 'NoneType' object has no attribute 'total_seconds'" even with errors='coerce'

  #59769 commented on Sep 22, 2024 • 0 new comments

• BUG: pd.eval with engine="numexpr" fails with simple expressions with float literals

  #59736 commented on Sep 22, 2024 • 0 new comments

• Improve type handling in read_sql and read_sql_table

  #13049 commented on Sep 22, 2024 • 0 new comments

• DEPR: revert enforcing the deprecation of exposing blocks in core.internals and deprecate with FutureWarning

  #58715 commented on Sep 20, 2024 • 0 new comments

• ENH: Follow up to PR #59577, Series.str.get_dummies() raise on str type

  #59786 commented on Sep 22, 2024 • 0 new comments

• Changes to fix docstring issue with pandas.Timestamp.max and min

  #59512 commented on Sep 21, 2024 • 0 new comments

• Initial Backport of string changes for 2.3 release

  #59513 commented on Sep 20, 2024 • 0 new comments

• REF: pass dtype explicitly to _from_sequence

  #59774 commented on Sep 20, 2024 • 0 new comments

• REF: pass dtype explicitly to _from_sequence inside pd.array

  #59773 commented on Sep 20, 2024 • 0 new comments

• String dtype: propagate NaNs as False in predicate methods (eg .str.startswith)

  #59616 commented on Sep 16, 2024 • 0 new comments

• Doc string for pandas.Timestamp.max, pandas.Timestamp.min

  #59744 commented on Sep 21, 2024 • 0 new comments

• BUG: CSS strings truncated at ":"

  #59720 commented on Sep 20, 2024 • 0 new comments

• Fix docstring Timedelta.to_timedelta64 SA01, Timedelta.total_seconds SA01, Timedelta.view SA01

  #59719 commented on Sep 18, 2024 • 0 new comments

• Fix docstring timestamps (Issue #59458)

  #59688 commented on Sep 16, 2024 • 0 new comments

• String dtype: overview of breaking behaviour changes

  #59328 commented on Sep 21, 2024 • 0 new comments

• ENH: DataFrame.from_dict doesn't work with collections.UserDict objects

  #59737 commented on Sep 21, 2024 • 0 new comments

• DOC: fix docstring validation errors for `pandas.Timestamp`

  #59458 commented on Sep 20, 2024 • 0 new comments

• DOC: Questions on Usage of *args, **kwargs, and inplace parameters in pandas.Series.cat methods

  #59783 commented on Sep 20, 2024 • 0 new comments

• BUG: aggregations.pyx importing signbit() and sqrt()

  #51047 commented on Sep 19, 2024 • 0 new comments

• Series not honoring class __repr__ or __str__

  #18843 commented on Sep 18, 2024 • 0 new comments

• BUG: sqlalchemy.exc.InvalidRequestError: Could not reflect: requested table(s)

  #55286 commented on Sep 18, 2024 • 0 new comments

• DOC: add button to edit on GitHub

  #39859 commented on Sep 18, 2024 • 0 new comments

• Unexpected TypeError using `pd.NamedAgg` dict with `pd.rolling`

  #28333 commented on Sep 18, 2024 • 0 new comments

• API: Consistent handling of duplicate input columns

  #47718 commented on Sep 18, 2024 • 0 new comments

• DataFrame.loc/iloc fails to update object with new dtype

  #24269 commented on Sep 18, 2024 • 0 new comments

• DOC: Series.update throws a `FutureWarning` about `def[col] = df[col].method` but `.update` returns `None` and works `inplace`

  #59788 commented on Sep 18, 2024 • 0 new comments

• Suggestion: remove tests from the distribution

  #30741 commented on Sep 17, 2024 • 0 new comments

• BUG: groupby().any() returns True instead of False for groups where timedelta column is all null

  #59712 commented on Sep 17, 2024 • 0 new comments

• BUG(?): Allow setitem to category/sparse of the same underlying dtype?

  #59627 commented on Sep 17, 2024 • 0 new comments

• BUG: read_json silently ignores the dtype when engine=pyarrow

  #59516 commented on Sep 16, 2024 • 0 new comments

• BUG: DataFrame.from_records()'s columns argument doesn't work on Numpy's structured array

  #59717 commented on Sep 15, 2024 • 0 new comments

• API: with CoW, should every new Series/DataFrame object also have its own new Index objects?

  #53721 commented on Sep 15, 2024 • 0 new comments

• BUG: fixed_size_list pyarrow type not interpretable on round-trip write/read.

  #59738 commented on Sep 15, 2024 • 0 new comments

• ENH: No longer always show hour, minute and second components for pd.Interval

  #57748 commented on Sep 21, 2024 • 0 new comments

• BUG: Cannot use numpy FLS as indicies since pandas 2.2.1

  #57645 commented on Sep 21, 2024 • 0 new comments

• DOC: Documentation website says version 2.2 is unstable

  #57593 commented on Sep 21, 2024 • 0 new comments

• Potential regression induced by PR #56037

  #57366 commented on Sep 21, 2024 • 0 new comments

• BUG: Resampling with non nano returns an error

  #57427 commented on Sep 21, 2024 • 0 new comments

• BUG: pandas.tseries.offsets.Second() division

  #57264 commented on Sep 21, 2024 • 0 new comments

• BUG: pandas 2.2.0 `DataFrame.groupby` regression when group labels of type `pd.Timestamp`

  #57192 commented on Sep 21, 2024 • 0 new comments

• BUG: Error when trying to use `pd.date_range`

  #57215 commented on Sep 21, 2024 • 0 new comments

• BUG: DataFrame.update() raises FutureWarning due to the use of 'where' method

  #57124 commented on Sep 21, 2024 • 0 new comments

• BUG: df.stack() returns wrong data when NaT is in index (regression since 2.1.0, ok in <= 2.0.3)

  #57152 commented on Sep 21, 2024 • 0 new comments

• BUG: FutureWarning about 'isin' where it is not used

  #57028 commented on Sep 21, 2024 • 0 new comments

• pandas' recommendation on inplace deprecation and categorical column

  #57104 commented on Sep 21, 2024 • 0 new comments

• BUG: Pandas 2.2 breaks SQLAlchemy 1.4 compatibility

  #57049 commented on Sep 21, 2024 • 0 new comments

• REGR: DataFrame.from_records for subclasses no longer calls subclass constructor

  #57008 commented on Sep 21, 2024 • 0 new comments

• BUG: rounding dates to 30mins does not work

  #57002 commented on Sep 21, 2024 • 0 new comments

• CoW warning mode for cases that will change behaviour

  #56019 commented on Sep 21, 2024 • 0 new comments

• BUG: pd.cut raises error when input is a series that includes NaN and bins is a single number of bins

  #55684 commented on Sep 21, 2024 • 0 new comments

• BUG: setting 1.02 into float32 Series upcasts to float64

  #55679 commented on Sep 21, 2024 • 0 new comments

• astype(str) / astype_unicode: np.nan converted to "nan" (checknull, skipna)

  #25353 commented on Sep 21, 2024 • 0 new comments