DOC: fix SA01,ES01 for groups method of groupby and resampler (#60252)

Author: tuhinsharma121

ci/code_checks.sh

@@ -92,22 +92,19 @@ if [[ -z "$CHECK" || "$CHECK" == "docstrings" ]]; then
         -i "pandas.arrays.TimedeltaArray PR07,SA01" \
         -i "pandas.core.groupby.DataFrameGroupBy.boxplot PR07,RT03,SA01" \
         -i "pandas.core.groupby.DataFrameGroupBy.get_group RT03,SA01" \
-        -i "pandas.core.groupby.DataFrameGroupBy.groups SA01" \
         -i "pandas.core.groupby.DataFrameGroupBy.indices SA01" \
         -i "pandas.core.groupby.DataFrameGroupBy.nth PR02" \
         -i "pandas.core.groupby.DataFrameGroupBy.nunique SA01" \
         -i "pandas.core.groupby.DataFrameGroupBy.plot PR02" \
         -i "pandas.core.groupby.DataFrameGroupBy.sem SA01" \
         -i "pandas.core.groupby.SeriesGroupBy.get_group RT03,SA01" \
-        -i "pandas.core.groupby.SeriesGroupBy.groups SA01" \
         -i "pandas.core.groupby.SeriesGroupBy.indices SA01" \
         -i "pandas.core.groupby.SeriesGroupBy.is_monotonic_decreasing SA01" \
         -i "pandas.core.groupby.SeriesGroupBy.is_monotonic_increasing SA01" \
         -i "pandas.core.groupby.SeriesGroupBy.nth PR02" \
         -i "pandas.core.groupby.SeriesGroupBy.plot PR02" \
         -i "pandas.core.groupby.SeriesGroupBy.sem SA01" \
         -i "pandas.core.resample.Resampler.get_group RT03,SA01" \
-        -i "pandas.core.resample.Resampler.groups SA01" \
         -i "pandas.core.resample.Resampler.indices SA01" \
         -i "pandas.core.resample.Resampler.max PR01,RT03,SA01" \
         -i "pandas.core.resample.Resampler.mean SA01" \

pandas/core/groupby/groupby.py

@@ -435,6 +435,20 @@ def groups(self) -> dict[Hashable, Index]:
         """
         Dict {group name -> group labels}.
 
+        This property provides a dictionary representation of the groupings formed
+        during a groupby operation, where each key represents a unique group value from
+        the specified column(s), and each value is a list of index labels
+        that belong to that group.
+
+        See Also
+        --------
+        core.groupby.DataFrameGroupBy.get_group : Retrieve group from a
+            ``DataFrameGroupBy`` object with provided name.
+        core.groupby.SeriesGroupBy.get_group : Retrieve group from a
+            ``SeriesGroupBy`` object with provided name.
+        core.resample.Resampler.get_group : Retrieve group from a
+            ``Resampler`` object with provided name.
+
         Examples
         --------