Fix RT03 and SA01 errors for Index.droplevel, Index.dropna, Index.fillna

Author: shriyakalakata

ci/code_checks.sh

@@ -120,11 +120,8 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Index.difference PR07,RT03,SA01" \
         -i "pandas.Index.drop PR07,SA01" \
         -i "pandas.Index.drop_duplicates RT03" \
-        -i "pandas.Index.droplevel RT03,SA01" \
-        -i "pandas.Index.dropna RT03,SA01" \
         -i "pandas.Index.duplicated RT03" \
         -i "pandas.Index.empty GL08" \
-        -i "pandas.Index.fillna RT03" \
         -i "pandas.Index.get_indexer PR07,SA01" \
         -i "pandas.Index.get_indexer_for PR01,SA01" \
         -i "pandas.Index.get_indexer_non_unique PR07,SA01" \

pandas/core/indexes/base.py

@@ -2093,6 +2093,12 @@ def droplevel(self, level: IndexLabel = 0):
         Returns
         -------
         Index or MultiIndex
+            Returns an Index or MultiIndex object, depending on the resulting index
+            after removing the requested level(s).
+
+        See Also
+        --------
+        Index.dropna : Return Index without NA/NaN values.
 
         Examples
         --------
@@ -2578,6 +2584,8 @@ def fillna(self, value):
         Returns
         -------
         Index
+            Returns an Index object with NaN values filled with the specified scalar
+            value.
 
         See Also
         --------
@@ -2614,6 +2622,12 @@ def dropna(self, how: AnyAll = "any") -> Self:
         Returns
         -------
         Index
+            Returns an Index object after removing NA/NaN values.
+
+        See Also
+        --------
+        Index.fillna : Fill NA/NaN values with the specified value.
+        Index.isna : Detect missing values.
 
         Examples
         --------