Add whatsnew and ss02 to test

Author: abhishekmangla

ci/code_checks.sh

@@ -262,7 +262,7 @@ fi
 if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
 
     MSG='Validate docstrings (GL03, GL04, GL05, GL06, GL07, GL09, GL10, SS02, SS04, SS05, PR03, PR04, PR05, PR10, EX04, RT01, RT04, RT05, SA02, SA03)' ; echo $MSG
-    $BASE_DIR/scripts/validate_docstrings.py --format=actions --errors=GL03,GL04,GL05,GL06,GL07,GL09,GL10,SS04,SS05,PR03,PR04,PR05,PR10,EX04,RT01,RT04,RT05,SA02,SA03
+    $BASE_DIR/scripts/validate_docstrings.py --format=actions --errors=GL03,GL04,GL05,GL06,GL07,GL09,GL10,SS02,SS04,SS05,PR03,PR04,PR05,PR10,EX04,RT01,RT04,RT05,SA02,SA03
     RET=$(($RET + $?)) ; echo $MSG "DONE"
 
     MSG='Validate correct capitalization among titles in documentation' ; echo $MSG

doc/source/whatsnew/v1.2.0.rst

@@ -207,6 +207,7 @@ level-by-level basis.
 
 Other enhancements
 ^^^^^^^^^^^^^^^^^^
+- Added SS02 check to ``code_checks.sh``. This will add a check in CI to make sure summary in docstrings begins with capital letter. (:issue:`25113`)
 - Added ``day_of_week``(compatibility alias ``dayofweek``) property to ``Timestamp``, ``DatetimeIndex``, ``Period``, ``PeriodIndex`` (:issue:`9605`)
 - Added ``day_of_year`` (compatibility alias ``dayofyear``) property to ``Timestamp``, ``DatetimeIndex``, ``Period``, ``PeriodIndex`` (:issue:`9605`)
 - Added :meth:`~DataFrame.set_flags` for setting table-wide flags on a ``Series`` or ``DataFrame`` (:issue:`28394`)