DOC: fixed EX03 errors in docstrings for pandas.Series.dt.day_name and pandas.Series.dt.day_name (#56835)

resolve flake8 errors

Author: roadrollerdafjorst

ci/code_checks.sh

@@ -71,8 +71,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
 
     MSG='Partially validate docstrings (EX03)' ;  echo $MSG
     $BASE_DIR/scripts/validate_docstrings.py --format=actions --errors=EX03 --ignore_functions \
-        pandas.Series.dt.day_name \
-        pandas.Series.str.len \
         pandas.Series.cat.set_categories \
         pandas.Series.plot.bar \
         pandas.Series.plot.hist \

pandas/core/arrays/datetimes.py

@@ -1365,7 +1365,7 @@ def day_name(self, locale=None) -> npt.NDArray[np.object_]:
         >>> idx
         DatetimeIndex(['2018-01-01', '2018-01-02', '2018-01-03'],
                       dtype='datetime64[ns]', freq='D')
-        >>> idx.day_name(locale='pt_BR.utf8') # doctest: +SKIP
+        >>> idx.day_name(locale='pt_BR.utf8')  # doctest: +SKIP
         Index(['Segunda', 'Terça', 'Quarta'], dtype='object')
         """
         values = self._local_timestamps()

pandas/core/strings/accessor.py

@@ -3055,11 +3055,11 @@ def len(self):
         number of entries for dictionaries, lists or tuples.
 
         >>> s = pd.Series(['dog',
-        ...                 '',
-        ...                 5,
-        ...                 {'foo' : 'bar'},
-        ...                 [2, 3, 5, 7],
-        ...                 ('one', 'two', 'three')])
+        ...                '',
+        ...                5,
+        ...                {'foo' : 'bar'},
+        ...                [2, 3, 5, 7],
+        ...                ('one', 'two', 'three')])
         >>> s
         0                  dog
         1