* upstream/master:
  TST/REF: collect DataFrame reduction tests (pandas-dev#24914)
  DOC: Improve docstring of Series.mul (pandas-dev#25136)
  Removal of return variable names (pandas-dev#25123)
  BUG: Fixing regression in DataFrame.all and DataFrame.any with bool_only=True (pandas-dev#25102)
  Reading a HDF5 created in py2 (pandas-dev#25058)
  DOC: Fix validation type error RT04 (pandas-dev#25107) (pandas-dev#25129)

* upstream/master:
  Fix validation error type `SS05` and check in CI  (pandas-dev#25133)

* upstream/master:
  DOC: Fix validation type error SA05 (pandas-dev#25208)
  REF: Add more pytest idiom to test_holiday.py (pandas-dev#25204)
  DOC/CLN: Fix errors in Series docstrings (pandas-dev#24945)
  TST: follow-up to Test nested pandas array pandas-dev#24993 (pandas-dev#25155)
  modernize compat imports (pandas-dev#25192)
  fix MacPython pandas-wheels failure (pandas-dev#25186)
  BUG: DataFrame.merge(suffixes=) does not respect None (pandas-dev#24819)
  DEPR: remove PanelGroupBy, disable DataFrame.to_panel (pandas-dev#25047)
  DOC: update docstring for series.nunique (pandas-dev#25116)
  CLN: Use ABCs in set_index (pandas-dev#25128)
  BLD: pin cython language level to '2' (pandas-dev#25145)
  DOC: Updates to Timestamp document (pandas-dev#25163)
  STY: use pytest.raises context manager (indexes/multi) (pandas-dev#25175)
  Fixed tuple to List Conversion in Dataframe class (pandas-dev#25089)

* upstream/master:
  fix ci failures (pandas-dev#25225)
  STY: use pytest.raises context manager (indexes/period) (pandas-dev#25199)
  DOC: exclude autogenerated c/cpp/html files from 'trailing whitespace' checks (pandas-dev#24549)
  DOC: Fixes to docstrings and add PR10 (space before colon) to validation (pandas-dev#25109)
  REF: Remove many Panel tests (pandas-dev#25191)
  BUG: Fix Series.is_unique with single occurrence of NaN (pandas-dev#25182)

* upstream/master:
  BUG: Fix exceptions when Series.interpolate's `order` parameter is missing or invalid (pandas-dev#25246)
  API: Ensure DatetimeTZDtype standardizes pytz timezones (pandas-dev#25254)
  Split Excel IO Into Sub-Directory (pandas-dev#25153)
  PR04 errors fix (pandas-dev#25157)
  DEPR: remove assert_panel_equal (pandas-dev#25238)
  BUG: pandas Timestamp tz_localize and tz_convert do not preserve `freq` attribute (pandas-dev#25247)
  Revert "BLD: prevent asv from calling sys.stdin.close() by using different launch method (pandas-dev#25237)" (pandas-dev#25253)
  REF/TST: resample/test_base.py (pandas-dev#25262)
  BUG: Duplicated returns boolean dataframe (pandas-dev#25234)
  CLN: Remove ipython 2.x compat (pandas-dev#25150)
  Refactor groupby group_add from tempita to fused types (pandas-dev#24954)
  CLN: For loops, boolean conditions, misc. (pandas-dev#25206)
  (Closes pandas-dev#25029) Removed extra bracket from cheatsheet code example. (pandas-dev#25032)
  BLD: prevent asv from calling sys.stdin.close() by using different launch method (pandas-dev#25237)
  BUG: Fix read_json orient='table' without index (pandas-dev#25170) (pandas-dev#25171)
  BUG: Fix regression in DataFrame.apply causing RecursionError (pandas-dev#25230)
  BUG-25061 fix printing indices with NaNs (pandas-dev#25202)
  DEPR: Add Deprecated warning for timedelta with passed units M and Y  (pandas-dev#23264)
  DEPR: Remove Panel-specific parts of io.pytables (pandas-dev#25233)
  DEPR: remove tm.makePanel and all usages (pandas-dev#25231)

* upstream/master: (21 commits)
  TST: use a fixed seed to have the same uniques across python versions (pandas-dev#25346)
  BUG: Fix passing of numeric_only argument for categorical reduce (pandas-dev#25304)
  ENH: Support times with timezones in at_time (pandas-dev#25280)
  COMPAT: alias .to_numpy() for timestamp and timedelta scalars (pandas-dev#25142)
  DOC/CLN: Fix various docstring errors (pandas-dev#25295)
  Bug: OverflowError in resample.agg with tz data (pandas-dev#25297)
  Fixes Formatting Exception (pandas-dev#25088)
  BUG: groupby.transform retains timezone information (pandas-dev#25264)
  Doc: corrects spelling in generic.py (pandas-dev#25333)
  Fix typos in docs (pandas-dev#25305)
  Rt05 documentation error fix issue 25108 (pandas-dev#25309)
  Skipped broken Py2 / Windows test (pandas-dev#25323)
  DOC/CLN: Fix errors in DataFrame docstrings (pandas-dev#24952)
  DOC: Fix minor typo in docstring (pandas-dev#25285)
  Removed Panel class from HDF ASVs (pandas-dev#25281)
  TST/CLN: remove test_slice_ints_with_floats_raises (pandas-dev#25277)
  Edit parameter type in pandas.core.frame.py DataFrame.count (pandas-dev#25198)
  Fix typo in Cheat sheet with regex (pandas-dev#25215)
  Refactor groupby group_prod, group_var, group_mean, group_ohlc (pandas-dev#25249)
  REF: use _constructor and ABCFoo to avoid runtime imports (pandas-dev#25272)
  ...

* upstream/master:
  TST: xfail excel styler tests, xref GH25351 (pandas-dev#25352)

* upstream/master:
  API: more consistent error message for MultiIndex.from_arrays (pandas-dev#25189)
  fix typo of see also in DataFrame stat funcs (pandas-dev#25388)
  edited whatsnew typo (pandas-dev#25381)
  REGR: fix TimedeltaIndex sum and datetime subtraction with NaT (pandas-dev#25282, pandas-dev#25317) (pandas-dev#25329)
  ENH: indexing and __getitem__ of dataframe and series accept zerodim integer np.array as int (pandas-dev#24924)
  [CLN] Excel Module Cleanups (pandas-dev#25275)
  Interval dtype fix (pandas-dev#25338)
  BUG/ENH: Timestamp.strptime (pandas-dev#25124)
  14873: test for groupby.agg coercing booleans (pandas-dev#25327)
  [BUG] exception handling of MultiIndex.__contains__ too narrow (pandas-dev#25268)
  9236: test for the DataFrame.groupby with MultiIndex having pd.NaT (pandas-dev#25310)
  pandas-dev#23049: test for Fatal Stack Overflow stemming From Misuse of astype('category') (pandas-dev#25366)
  Remove spurious MultiIndex creation in `_set_axis_name` (pandas-dev#25371)
  DOC: modify typos in Contributing section (pandas-dev#25365)
  DOC/BLD: fix --no-api option (pandas-dev#25209)
  DOC: Correct doc mistake in combiner func (pandas-dev#25360)

* upstream/master:
  CLN: (re-)enable infer_dtype to catch complex (pandas-dev#25382)

* upstream/master:
  DOC: CategoricalIndex doc string (pandas-dev#24852)
  CI: add __init__.py to isort skip list (pandas-dev#25455)
  TST: numpy RuntimeWarning with Series.round() (pandas-dev#25432)
  DOC: fixed geo accessor example in extending.rst (pandas-dev#25420)
  BUG: fixed merging with empty frame containing an Int64 column (pandas-dev#25183) (pandas-dev#25289)
  TST: remove never-used singleton fixtures (pandas-dev#24885)
  PERF/REF: improve performance of Series.searchsorted, PandasArray.searchsorted, collect functionality (pandas-dev#22034)
  BUG: Indexing with UTC offset string no longer ignored (pandas-dev#25263)
  API/ERR: allow iterators in df.set_index & improve errors (pandas-dev#24984)
  DOC: Rewriting of ParserError doc + minor spacing (pandas-dev#25421)
  ENH: Add in sort keyword to DatetimeIndex.union (pandas-dev#25110)
  ERR: doc update for ParsingError (pandas-dev#25414)
  BUG: Fix type coercion in read_json orient='table' (pandas-dev#21345) (pandas-dev#25219)
  DEP: add pytest-mock to environment.yml (pandas-dev#25417)
  Correct a typo of version number for interpolate() (pandas-dev#25418)
  Mark test_pct_max_many_rows as high memory (pandas-dev#25400)
  DOC: Edited docstring of Interval (pandas-dev#25410)