add sort whatsnew notes check

Author: MarcoGorelli

.pre-commit-config.yaml

@@ -436,3 +436,9 @@ repos:
         types: [python]
         files: ^pandas/tests
         language: python
+    -   id: sort-whatsnew-items
+        name: check whatsnew entries are sorted by issue number
+        entry: python -m scripts.sort_whatsnew_note
+        types: [rst]
+        language: python
+        files: ^doc/source/whatsnew/v

doc/source/whatsnew/v0.10.1.rst

@@ -216,11 +216,11 @@ combined result, by using ``where`` on a selector table.
 - Greatly improved ISO8601 (e.g., yyyy-mm-dd) date parsing for file parsers (:issue:`2698`)
 - Allow ``DataFrame.merge`` to handle combinatorial sizes too large for 64-bit
   integer (:issue:`2690`)
-- Series now has unary negation (-series) and inversion (~series) operators (:issue:`2686`)
 - DataFrame.plot now includes a ``logx`` parameter to change the x-axis to log scale (:issue:`2327`)
 - Series arithmetic operators can now handle constant and ndarray input (:issue:`2574`)
-- ExcelFile now takes a ``kind`` argument to specify the file type (:issue:`2613`)
 - A faster implementation for Series.str methods (:issue:`2602`)
+- ExcelFile now takes a ``kind`` argument to specify the file type (:issue:`2613`)
+- Series now has unary negation (-series) and inversion (~series) operators (:issue:`2686`)
 
 **Bug Fixes**
 

doc/source/whatsnew/v0.13.0.rst

@@ -208,9 +208,9 @@ Prior version deprecations/changes
 
 These were announced changes in 0.12 or prior that are taking effect as of 0.13.0
 
-- Remove deprecated ``Factor`` (:issue:`3650`)
 - Remove deprecated ``set_printoptions/reset_printoptions`` (:issue:`3046`)
 - Remove deprecated ``_verbose_info`` (:issue:`3215`)
+- Remove deprecated ``Factor`` (:issue:`3650`)
 - Remove deprecated ``read_clipboard/to_clipboard/ExcelFile/ExcelWriter`` from ``pandas.io.parsers`` (:issue:`3717`)
   These are available as functions in the main pandas namespace (e.g. ``pd.read_clipboard``)
 - default for ``tupleize_cols`` is now ``False`` for both ``to_csv`` and ``read_csv``. Fair warning in 0.12 (:issue:`3604`)
@@ -1193,8 +1193,8 @@ Bug fixes
   (:issue:`4853`)
 - Fix an issue in TextFileReader w/ Python engine (i.e. PythonParser)
   with thousands != "," (:issue:`4596`)
-- Bug in getitem with a duplicate index when using where (:issue:`4879`)
 - Fix Type inference code coerces float column into datetime (:issue:`4601`)
+- Bug in getitem with a duplicate index when using where (:issue:`4879`)
 - Fixed ``_ensure_numeric`` does not check for complex numbers
   (:issue:`4902`)
 - Fixed a bug in ``Series.hist`` where two figures were being created when
@@ -1256,8 +1256,8 @@ Bug fixes
   parser cleaning (:issue:`5121`).
 - Treat a list/ndarray identically for ``iloc`` indexing with list-like
   (:issue:`5006`)
-- Fix ``MultiIndex.get_level_values()`` with missing values (:issue:`5074`)
 - Fix bound checking for Timestamp() with datetime64 input (:issue:`4065`)
+- Fix ``MultiIndex.get_level_values()`` with missing values (:issue:`5074`)
 - Fix a bug where ``TestReadHtml`` wasn't calling the correct ``read_html()``
   function (:issue:`5150`).
 - Fix a bug with ``NDFrame.replace()`` which made replacement appear as
@@ -1310,8 +1310,8 @@ Bug fixes
 - The GroupBy methods ``transform`` and ``filter`` can be used on Series
   and DataFrames that have repeated (non-unique) indices. (:issue:`4620`)
 - Fix empty series not printing name in repr (:issue:`4651`)
-- Make tests create temp files in temp directory by default. (:issue:`5419`)
 - ``pd.to_timedelta`` of a scalar returns a scalar (:issue:`5410`)
+- Make tests create temp files in temp directory by default. (:issue:`5419`)
 - ``pd.to_timedelta`` accepts ``NaN`` and ``NaT``, returning ``NaT`` instead of raising (:issue:`5437`)
 - performance improvements in ``isnull`` on larger size pandas objects
 - Fixed various setitem with 1d ndarray that does not have a matching

doc/source/whatsnew/v0.13.1.rst

@@ -384,12 +384,12 @@ Performance improvements for 0.13.1
 
 - Series datetime/timedelta binary operations (:issue:`5801`)
 - DataFrame ``count/dropna`` for ``axis=1``
+- Regression in JSON IO (:issue:`5765`)
 - Series.str.contains now has a ``regex=False`` keyword which can be faster for plain (non-regex) string patterns. (:issue:`5879`)
 - Series.str.extract (:issue:`5944`)
 - ``dtypes/ftypes`` methods (:issue:`5968`)
 - indexing with object dtypes (:issue:`5968`)
 - ``DataFrame.apply`` (:issue:`6013`)
-- Regression in JSON IO (:issue:`5765`)
 - Index construction from Series (:issue:`6150`)
 
 Experimental
@@ -402,37 +402,37 @@ There are no experimental changes in 0.13.1
 Bug fixes
 ~~~~~~~~~
 
-- Bug in ``io.wb.get_countries`` not including all countries (:issue:`6008`)
 - Bug in Series replace with timestamp dict (:issue:`5797`)
+- Bug in ``io.wb.get_countries`` not including all countries (:issue:`6008`)
 - read_csv/read_table now respects the ``prefix`` kwarg (:issue:`5732`).
-- Bug in selection with missing values via ``.ix`` from a duplicate indexed DataFrame failing (:issue:`5835`)
-- Fix issue of boolean comparison on empty DataFrames (:issue:`5808`)
 - Bug in isnull handling ``NaT`` in an object array (:issue:`5443`)
+- Fixed string-representation of ``NaT`` to be "NaT" (:issue:`5708`)
+- Bug in internal caching, related to (:issue:`5727`)
+- Fix issue of boolean comparison on empty DataFrames (:issue:`5808`)
+- Bug in selection with missing values via ``.ix`` from a duplicate indexed DataFrame failing (:issue:`5835`)
+- Bug in DataFrame.tail with empty frame (:issue:`5846`)
+- Bug in propagating metadata on ``resample`` (:issue:`5862`)
 - Bug in ``to_datetime`` when passed a ``np.nan`` or integer datelike and a format string (:issue:`5863`)
 - Bug in groupby dtype conversion with datetimelike (:issue:`5869`)
-- Regression in handling of empty Series as indexers to Series  (:issue:`5877`)
-- Bug in internal caching, related to (:issue:`5727`)
 - Testing bug in reading JSON/msgpack from a non-filepath on windows under py3 (:issue:`5874`)
+- Regression in handling of empty Series as indexers to Series  (:issue:`5877`)
+- Bug in ``BusinessDay`` when adding n days to a date not on offset when n>5 and n%5==0 (:issue:`5890`)
 - Bug when assigning to .ix[tuple(...)] (:issue:`5896`)
 - Bug in fully reindexing a Panel (:issue:`5905`)
+- Fixed string-representation for Timestamp to show nanoseconds if present (:issue:`5912`)
 - Bug in idxmin/max with object dtypes (:issue:`5914`)
-- Bug in ``BusinessDay`` when adding n days to a date not on offset when n>5 and n%5==0 (:issue:`5890`)
 - Bug in assigning to chained series with a series via ix (:issue:`5928`)
 - Bug in creating an empty DataFrame, copying, then assigning (:issue:`5932`)
-- Bug in DataFrame.tail with empty frame (:issue:`5846`)
-- Bug in propagating metadata on ``resample`` (:issue:`5862`)
-- Fixed string-representation of ``NaT`` to be "NaT" (:issue:`5708`)
-- Fixed string-representation for Timestamp to show nanoseconds if present (:issue:`5912`)
 - ``pd.match`` not returning passed sentinel
 - ``Panel.to_frame()`` no longer fails when ``major_axis`` is a
   ``MultiIndex`` (:issue:`5402`).
 - Bug in ``pd.read_msgpack`` with inferring a ``DateTimeIndex`` frequency
   incorrectly (:issue:`5947`)
-- Fixed ``to_datetime`` for array with both Tz-aware datetimes and ``NaT``'s  (:issue:`5961`)
+- Fixed bug with ``pd.concat`` losing dtype information if all inputs are empty (:issue:`5742`)
 - Bug in rolling skew/kurtosis when passed a Series with bad data (:issue:`5749`)
-- Bug in scipy ``interpolate`` methods with a datetime index (:issue:`5975`)
+- Fixed ``to_datetime`` for array with both Tz-aware datetimes and ``NaT``'s  (:issue:`5961`)
 - Bug in NaT comparison if a mixed datetime/np.datetime64 with NaT were passed (:issue:`5968`)
-- Fixed bug with ``pd.concat`` losing dtype information if all inputs are empty (:issue:`5742`)
+- Bug in scipy ``interpolate`` methods with a datetime index (:issue:`5975`)
 - Recent changes in IPython cause warnings to be emitted when using previous versions
   of pandas in QTConsole, now fixed. If you're using an older version and
   need to suppress the warnings, see (:issue:`5922`).
@@ -448,8 +448,8 @@ Bug fixes
   (:issue:`6043`)
 - ``to_sql`` did not respect ``if_exists`` (:issue:`4110` :issue:`4304`)
 - Regression in ``.get(None)`` indexing from 0.12 (:issue:`5652`)
-- Subtle ``iloc`` indexing bug, surfaced in (:issue:`6059`)
 - Bug with insert of strings into DatetimeIndex (:issue:`5818`)
+- Subtle ``iloc`` indexing bug, surfaced in (:issue:`6059`)
 - Fixed unicode bug in to_html/HTML repr (:issue:`6098`)
 - Fixed missing arg validation in get_options_data (:issue:`6105`)
 - Bug in assignment with duplicate columns in a frame where the locations