Cleanup groups

pydata · Aug 16, 2024 · 2f844f6 · 2f844f6
1 parent 0513e64
commit 2f844f6
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/xarray/core/groupby.py b/xarray/core/groupby.py
@@ -587,9 +587,7 @@ def groups(self) -> dict[GroupKey, GroupIndex]:
         """
         # provided to mimic pandas.groupby
         if self._groups is None:
-            self._raise_if_not_single_group()
-            (grouper,) = self.groupers
-            self._groups = dict(zip(grouper.unique_coord.values, self._group_indices))
+            self._groups = dict(zip(self._unique_coord.data, self._group_indices))
         return self._groups
 
     def __getitem__(self, key: GroupKey) -> T_Xarray: