From 73a3103b9769b433ae5f433a843420b34512d911 Mon Sep 17 00:00:00 2001
From: Maximilian Roos <m@maxroos.com>
Date: Tue, 19 Sep 2023 01:30:59 -0700
Subject: [PATCH] feedback

---
 xarray/core/common.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/xarray/core/common.py b/xarray/core/common.py
index ade701457c6..06a291932a7 100644
--- a/xarray/core/common.py
+++ b/xarray/core/common.py
@@ -46,6 +46,7 @@
         DTypeLikeSave,
         ScalarOrArray,
         SideOptions,
+        Self,
         T_Chunks,
         T_DataWithCoords,
         T_Variable,
@@ -810,11 +811,11 @@ def pipe(
             return func(self, *args, **kwargs)
 
     def rolling_exp(
-        self: T_DataWithCoords,
+        self,
         window: Mapping[Any, int] | None = None,
         window_type: str = "span",
         **window_kwargs,
-    ) -> RollingExp[T_DataWithCoords]:
+    ) -> RollingExp[Self]:
         """
         Exponentially-weighted moving window.
         Similar to EWM in pandas