fix isin

Author: athimma2

ci/code_checks.sh

@@ -176,7 +176,6 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.Timestamp.value GL08" \
         -i "pandas.Timestamp.year GL08" \
         -i "pandas.api.extensions.ExtensionArray.interpolate PR01,SA01" \
-        -i "pandas.api.extensions.ExtensionArray.isin PR07,RT03,SA01" \
         -i "pandas.api.extensions.ExtensionArray.tolist RT03,SA01" \
         -i "pandas.api.extensions.ExtensionArray.unique RT03,SA01" \
         -i "pandas.api.extensions.ExtensionArray.view SA01" \

pandas/core/arrays/base.py

@@ -1452,10 +1452,18 @@ def isin(self, values: ArrayLike) -> npt.NDArray[np.bool_]:
         Parameters
         ----------
         values : np.ndarray or ExtensionArray
+            Values to compare every element in the array against.
 
         Returns
         -------
         np.ndarray[bool]
+            With true at indices where value is in `values`.
+
+        See Also
+        --------
+        DataFrame.isin: Whether each element in the DataFrame is contained in values.
+        Index.isin: Return a boolean array where the index values are in values.
+        Series.isin: Whether elements in Series are contained in values.
 
         Examples
         --------