From 3384ab5174e7953565987eabc19c6c9337bd2949 Mon Sep 17 00:00:00 2001
From: Benoit Bovy <benbovy@gmail.com>
Date: Mon, 4 Sep 2023 10:04:19 +0200
Subject: [PATCH] dirty workaround for mypy 1.5 error

---
 xarray/core/dataset.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/xarray/core/dataset.py b/xarray/core/dataset.py
index f1a0cb9dc34..232da5d36dd 100644
--- a/xarray/core/dataset.py
+++ b/xarray/core/dataset.py
@@ -132,6 +132,7 @@
         DatetimeLike,
         DatetimeUnitOptions,
         Dims,
+        DsCompatible,
         ErrorOptions,
         ErrorOptionsWithWarn,
         InterpOptions,
@@ -696,6 +697,11 @@ def __init__(
         self._dims = dims
         self._indexes = indexes
 
+    # TODO: dirty workaround for mypy 1.5 error with inherited DatasetOpsMixin vs. Mapping
+    # related to https://github.com/python/mypy/issues/9319?
+    def __eq__(self: T_Dataset, other: DsCompatible) -> T_Dataset:  # type: ignore[override]
+        return super().__eq__(other)
+
     @classmethod
     def load_store(cls: type[T_Dataset], store, decoder=None) -> T_Dataset:
         """Create a new dataset from the contents of a backends.*DataStore