DOC: Enforce Numpy Docstring Validation for pandas.Index.str and pandas.Series.str (#58562)

* DOC: add PR01,SA01 for pandas.Index.str and pandas.Series.str

* DOC: remove PR01,SA01 for pandas.Index.str and pandas.Series.str

Author: tuhinsharma121

ci/code_checks.sh

@@ -81,7 +81,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Index PR07" \
         -i "pandas.Index.join PR07,RT03,SA01" \
         -i "pandas.Index.ravel PR01,RT03" \
-        -i "pandas.Index.str PR01,SA01" \
         -i "pandas.Interval PR02" \
         -i "pandas.IntervalIndex.closed SA01" \
         -i "pandas.IntervalIndex.contains RT03" \
@@ -228,7 +227,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Series.sparse.sp_values SA01" \
         -i "pandas.Series.sparse.to_coo PR07,RT03,SA01" \
         -i "pandas.Series.std PR01,RT03,SA01" \
-        -i "pandas.Series.str PR01,SA01" \
         -i "pandas.Series.str.capitalize RT03" \
         -i "pandas.Series.str.casefold RT03" \
         -i "pandas.Series.str.center RT03,SA01" \

pandas/core/strings/accessor.py

@@ -162,6 +162,16 @@ class StringMethods(NoNewAttributesMixin):
     Patterned after Python's string methods, with some inspiration from
     R's stringr package.
 
+    Parameters
+    ----------
+    data : Series or Index
+        The content of the Series or Index.
+
+    See Also
+    --------
+    Series.str : Vectorized string functions for Series.
+    Index.str : Vectorized string functions for Index.
+
     Examples
     --------
     >>> s = pd.Series(["A_Str_Series"])