Merge branch 'main' into perf_fillna

.github/workflows/package-checks.yml

@@ -24,7 +24,7 @@ jobs:
     runs-on: ubuntu-22.04
     strategy:
       matrix:
-        extra: ["test", "performance", "computation", "fss", "aws", "gcp", "excel", "parquet", "feather", "hdf5", "spss", "postgresql", "mysql", "sql-other", "html", "xml", "plot", "output-formatting", "clipboard", "compression", "consortium-standard", "all"]
+        extra: ["test", "performance", "computation", "fss", "aws", "gcp", "excel", "parquet", "feather", "hdf5", "spss", "postgresql", "mysql", "sql-other", "html", "xml", "plot", "output-formatting", "clipboard", "compression", "all"]
       fail-fast: false
     name: Install Extras - ${{ matrix.extra }}
     concurrency:

ci/deps/actions-311-downstream_compat.yaml

@@ -74,5 +74,4 @@ dependencies:
   - pip:
     - adbc-driver-postgresql>=0.8.0
     - adbc-driver-sqlite>=0.8.0
-    - dataframe-api-compat>=0.1.7
     - tzdata>=2022.7

ci/deps/actions-39-minimum_versions.yaml

@@ -62,5 +62,4 @@ dependencies:
   - pip:
     - adbc-driver-postgresql==0.8.0
     - adbc-driver-sqlite==0.8.0
-    - dataframe-api-compat==0.1.7
     - tzdata==2022.7

doc/source/getting_started/install.rst

@@ -417,14 +417,3 @@ Dependency                Minimum Version    pip extra       Notes
 ========================= ================== =============== =============================================================
 Zstandard                 0.19.0             compression     Zstandard compression
 ========================= ================== =============== =============================================================
-
-Consortium Standard
-^^^^^^^^^^^^^^^^^^^
-
-Installable with ``pip install "pandas[consortium-standard]"``
-
-========================= ================== =================== =============================================================
-Dependency                Minimum Version    pip extra           Notes
-========================= ================== =================== =============================================================
-dataframe-api-compat      0.1.7              consortium-standard Consortium Standard-compatible implementation based on pandas
-========================= ================== =================== =============================================================

doc/source/reference/offset_frequency.rst

@@ -35,7 +35,6 @@ Methods
    :toctree: api/
 
     DateOffset.copy
-    DateOffset.is_anchored
     DateOffset.is_on_offset
     DateOffset.is_month_start
     DateOffset.is_month_end
@@ -82,7 +81,6 @@ Methods
    :toctree: api/
 
     BusinessDay.copy
-    BusinessDay.is_anchored
     BusinessDay.is_on_offset
     BusinessDay.is_month_start
     BusinessDay.is_month_end
@@ -122,7 +120,6 @@ Methods
    :toctree: api/
 
     BusinessHour.copy
-    BusinessHour.is_anchored
     BusinessHour.is_on_offset
     BusinessHour.is_month_start
     BusinessHour.is_month_end
@@ -169,7 +166,6 @@ Methods
    :toctree: api/
 
     CustomBusinessDay.copy
-    CustomBusinessDay.is_anchored
     CustomBusinessDay.is_on_offset
     CustomBusinessDay.is_month_start
     CustomBusinessDay.is_month_end
@@ -209,7 +205,6 @@ Methods
    :toctree: api/
 
     CustomBusinessHour.copy
-    CustomBusinessHour.is_anchored
     CustomBusinessHour.is_on_offset
     CustomBusinessHour.is_month_start
     CustomBusinessHour.is_month_end
@@ -244,7 +239,6 @@ Methods
    :toctree: api/
 
     MonthEnd.copy
-    MonthEnd.is_anchored
     MonthEnd.is_on_offset
     MonthEnd.is_month_start
     MonthEnd.is_month_end
@@ -279,7 +273,6 @@ Methods
    :toctree: api/
 
     MonthBegin.copy
-    MonthBegin.is_anchored
     MonthBegin.is_on_offset
     MonthBegin.is_month_start
     MonthBegin.is_month_end
@@ -323,7 +316,6 @@ Methods
    :toctree: api/
 
     BusinessMonthEnd.copy
-    BusinessMonthEnd.is_anchored
     BusinessMonthEnd.is_on_offset
     BusinessMonthEnd.is_month_start
     BusinessMonthEnd.is_month_end
@@ -367,7 +359,6 @@ Methods
    :toctree: api/
 
     BusinessMonthBegin.copy
-    BusinessMonthBegin.is_anchored
     BusinessMonthBegin.is_on_offset
     BusinessMonthBegin.is_month_start
     BusinessMonthBegin.is_month_end
@@ -415,7 +406,6 @@ Methods
    :toctree: api/
 
     CustomBusinessMonthEnd.copy
-    CustomBusinessMonthEnd.is_anchored
     CustomBusinessMonthEnd.is_on_offset
     CustomBusinessMonthEnd.is_month_start
     CustomBusinessMonthEnd.is_month_end
@@ -463,7 +453,6 @@ Methods
    :toctree: api/
 
     CustomBusinessMonthBegin.copy
-    CustomBusinessMonthBegin.is_anchored
     CustomBusinessMonthBegin.is_on_offset
     CustomBusinessMonthBegin.is_month_start
     CustomBusinessMonthBegin.is_month_end
@@ -499,7 +488,6 @@ Methods
    :toctree: api/
 
     SemiMonthEnd.copy
-    SemiMonthEnd.is_anchored
     SemiMonthEnd.is_on_offset
     SemiMonthEnd.is_month_start
     SemiMonthEnd.is_month_end
@@ -535,7 +523,6 @@ Methods
    :toctree: api/
 
     SemiMonthBegin.copy
-    SemiMonthBegin.is_anchored
     SemiMonthBegin.is_on_offset
     SemiMonthBegin.is_month_start
     SemiMonthBegin.is_month_end
@@ -571,7 +558,6 @@ Methods
    :toctree: api/
 
     Week.copy
-    Week.is_anchored
     Week.is_on_offset
     Week.is_month_start
     Week.is_month_end
@@ -607,7 +593,6 @@ Methods
    :toctree: api/
 
     WeekOfMonth.copy
-    WeekOfMonth.is_anchored
     WeekOfMonth.is_on_offset
     WeekOfMonth.weekday
     WeekOfMonth.is_month_start
@@ -645,7 +630,6 @@ Methods
    :toctree: api/
 
     LastWeekOfMonth.copy
-    LastWeekOfMonth.is_anchored
     LastWeekOfMonth.is_on_offset
     LastWeekOfMonth.is_month_start
     LastWeekOfMonth.is_month_end
@@ -681,7 +665,6 @@ Methods
    :toctree: api/
 
     BQuarterEnd.copy
-    BQuarterEnd.is_anchored
     BQuarterEnd.is_on_offset
     BQuarterEnd.is_month_start
     BQuarterEnd.is_month_end
@@ -717,7 +700,6 @@ Methods
    :toctree: api/
 
     BQuarterBegin.copy
-    BQuarterBegin.is_anchored
     BQuarterBegin.is_on_offset
     BQuarterBegin.is_month_start
     BQuarterBegin.is_month_end
@@ -753,7 +735,6 @@ Methods
    :toctree: api/
 
     QuarterEnd.copy
-    QuarterEnd.is_anchored
     QuarterEnd.is_on_offset
     QuarterEnd.is_month_start
     QuarterEnd.is_month_end
@@ -789,7 +770,6 @@ Methods
    :toctree: api/
 
     QuarterBegin.copy
-    QuarterBegin.is_anchored
     QuarterBegin.is_on_offset
     QuarterBegin.is_month_start
     QuarterBegin.is_month_end
@@ -825,7 +805,6 @@ Methods
    :toctree: api/
 
     BYearEnd.copy
-    BYearEnd.is_anchored
     BYearEnd.is_on_offset
     BYearEnd.is_month_start
     BYearEnd.is_month_end
@@ -861,7 +840,6 @@ Methods
    :toctree: api/
 
     BYearBegin.copy
-    BYearBegin.is_anchored
     BYearBegin.is_on_offset
     BYearBegin.is_month_start
     BYearBegin.is_month_end
@@ -897,7 +875,6 @@ Methods
    :toctree: api/
 
     YearEnd.copy
-    YearEnd.is_anchored
     YearEnd.is_on_offset
     YearEnd.is_month_start
     YearEnd.is_month_end
@@ -933,7 +910,6 @@ Methods
    :toctree: api/
 
     YearBegin.copy
-    YearBegin.is_anchored
     YearBegin.is_on_offset
     YearBegin.is_month_start
     YearBegin.is_month_end
@@ -973,7 +949,6 @@ Methods
     FY5253.copy
     FY5253.get_rule_code_suffix
     FY5253.get_year_end
-    FY5253.is_anchored
     FY5253.is_on_offset
     FY5253.is_month_start
     FY5253.is_month_end
@@ -1014,7 +989,6 @@ Methods
     FY5253Quarter.copy
     FY5253Quarter.get_rule_code_suffix
     FY5253Quarter.get_weeks
-    FY5253Quarter.is_anchored
     FY5253Quarter.is_on_offset
     FY5253Quarter.year_has_extra_week
     FY5253Quarter.is_month_start
@@ -1050,7 +1024,6 @@ Methods
    :toctree: api/
 
     Easter.copy
-    Easter.is_anchored
     Easter.is_on_offset
     Easter.is_month_start
     Easter.is_month_end
@@ -1086,7 +1059,6 @@ Methods
    :toctree: api/
 
     Tick.copy
-    Tick.is_anchored
     Tick.is_on_offset
     Tick.is_month_start
     Tick.is_month_end
@@ -1122,7 +1094,6 @@ Methods
    :toctree: api/
 
     Day.copy
-    Day.is_anchored
     Day.is_on_offset
     Day.is_month_start
     Day.is_month_end
@@ -1158,7 +1129,6 @@ Methods
    :toctree: api/
 
     Hour.copy
-    Hour.is_anchored
     Hour.is_on_offset
     Hour.is_month_start
     Hour.is_month_end
@@ -1194,7 +1164,6 @@ Methods
    :toctree: api/
 
     Minute.copy
-    Minute.is_anchored
     Minute.is_on_offset
     Minute.is_month_start
     Minute.is_month_end
@@ -1230,7 +1199,6 @@ Methods
    :toctree: api/
 
     Second.copy
-    Second.is_anchored
     Second.is_on_offset
     Second.is_month_start
     Second.is_month_end
@@ -1266,7 +1234,6 @@ Methods
    :toctree: api/
 
     Milli.copy
-    Milli.is_anchored
     Milli.is_on_offset
     Milli.is_month_start
     Milli.is_month_end
@@ -1302,7 +1269,6 @@ Methods
    :toctree: api/
 
     Micro.copy
-    Micro.is_anchored
     Micro.is_on_offset
     Micro.is_month_start
     Micro.is_month_end
@@ -1338,7 +1304,6 @@ Methods
    :toctree: api/
 
     Nano.copy
-    Nano.is_anchored
     Nano.is_on_offset
     Nano.is_month_start
     Nano.is_month_end

doc/source/whatsnew/v2.2.1.rst

@@ -32,6 +32,8 @@ Fixed regressions
 - Fixed regression in :meth:`DataFrame.to_dict` with ``orient='list'`` and datetime or timedelta types returning integers (:issue:`54824`)
 - Fixed regression in :meth:`DataFrame.to_json` converting nullable integers to floats (:issue:`57224`)
 - Fixed regression in :meth:`DataFrame.to_sql` when ``method="multi"`` is passed and the dialect type is not Oracle (:issue:`57310`)
+- Fixed regression in :meth:`DataFrame.transpose` with nullable extension dtypes not having F-contiguous data potentially causing exceptions when used (:issue:`57315`)
+- Fixed regression in :meth:`DataFrame.update` emitting incorrect warnings about downcasting (:issue:`57124`)
 - Fixed regression in :meth:`DataFrameGroupBy.idxmin`, :meth:`DataFrameGroupBy.idxmax`, :meth:`SeriesGroupBy.idxmin`, :meth:`SeriesGroupBy.idxmax` ignoring the ``skipna`` argument (:issue:`57040`)
 - Fixed regression in :meth:`DataFrameGroupBy.idxmin`, :meth:`DataFrameGroupBy.idxmax`, :meth:`SeriesGroupBy.idxmin`, :meth:`SeriesGroupBy.idxmax` where values containing the minimum or maximum value for the dtype could produce incorrect results (:issue:`57040`)
 - Fixed regression in :meth:`ExtensionArray.to_numpy` raising for non-numeric masked dtypes (:issue:`56991`)

doc/source/whatsnew/v3.0.0.rst

@@ -102,6 +102,7 @@ Deprecations
 ~~~~~~~~~~~~
 - Deprecated :meth:`Timestamp.utcfromtimestamp`, use ``Timestamp.fromtimestamp(ts, "UTC")`` instead (:issue:`56680`)
 - Deprecated :meth:`Timestamp.utcnow`, use ``Timestamp.now("UTC")`` instead (:issue:`56680`)
+- Deprecated allowing non-keyword arguments in :meth:`Series.to_markdown` except ``buf``. (:issue:`57280`)
 - Deprecated allowing non-keyword arguments in :meth:`Series.to_string` except ``buf``. (:issue:`57280`)
 -
 
@@ -118,6 +119,7 @@ Removal of prior version deprecations/changes
 - Changed the default value of ``observed`` in :meth:`DataFrame.groupby` and :meth:`Series.groupby` to ``True`` (:issue:`51811`)
 - Enforced silent-downcasting deprecation for :ref:`all relevant methods <whatsnew_220.silent_downcasting>` (:issue:`54710`)
 - In :meth:`DataFrame.stack`, the default value of ``future_stack`` is now ``True``; specifying ``False`` will raise a ``FutureWarning`` (:issue:`55448`)
+- Removed :meth:`DateOffset.is_anchored` and :meth:`offsets.Tick.is_anchored` (:issue:`56594`)
 - Removed ``DataFrame.applymap``, ``Styler.applymap`` and ``Styler.applymap_index`` (:issue:`52364`)
 - Removed ``DataFrame.bool`` and ``Series.bool`` (:issue:`51756`)
 - Removed ``DataFrame.first`` and ``DataFrame.last`` (:issue:`53710`)
@@ -167,6 +169,7 @@ Performance improvements
 - Performance improvement in :meth:`Index.take` when ``indices`` is a full range indexer from zero to length of index (:issue:`56806`)
 - Performance improvement in :meth:`MultiIndex.equals` for equal length indexes (:issue:`56990`)
 - Performance improvement in :meth:`RangeIndex.append` when appending the same index (:issue:`57252`)
+- Performance improvement in :meth:`RangeIndex.take` returning a :class:`RangeIndex` instead of a :class:`Index` when possible. (:issue:`57445`)
 - Performance improvement in indexing operations for string dtypes (:issue:`56997`)
 -
 

environment.yml

@@ -117,6 +117,5 @@ dependencies:
   - pip:
       - adbc-driver-postgresql>=0.8.0
       - adbc-driver-sqlite>=0.8.0
-      - dataframe-api-compat>=0.1.7
       - typing_extensions; python_version<"3.11"
       - tzdata>=2022.7

pandas/_libs/tslibs/offsets.pyi

@@ -94,7 +94,6 @@ class BaseOffset:
     def __getstate__(self): ...
     @property
     def nanos(self) -> int: ...
-    def is_anchored(self) -> bool: ...
 
 def _get_offset(name: str) -> BaseOffset: ...