html_url,issue_url,id,node_id,user,created_at,updated_at,author_association,body,reactions,performed_via_github_app,issue
https://github.com/pydata/xarray/pull/3298#issuecomment-531478548,https://api.github.com/repos/pydata/xarray/issues/3298,531478548,MDEyOklzc3VlQ29tbWVudDUzMTQ3ODU0OA==,5635139,2019-09-14T13:08:45Z,2019-09-14T13:08:45Z,MEMBER,"Here's a solution to the mypy issue:

```diff
diff --git a/xarray/core/dataset.py b/xarray/core/dataset.py
index 1d762114..ee4ebf4d 100644
--- a/xarray/core/dataset.py
+++ b/xarray/core/dataset.py
@@ -2046,8 +2046,8 @@ class Dataset(Mapping, ImplementsDatasetReduce, DataWithCoords):
                 raise TypeError(""indexer value must be an integer"")
             elif v < 0:
                 raise ValueError(""indexer value must be positive"")
-        indexers = {k: slice(val) for k, val in indexers.items()}
-        return self.isel(indexers)
+        indexers_slices = {k: slice(val) for k, val in indexers.items()}
+        return self.isel(indexers_slices)
 
     def tail(
         self,
@@ -2087,11 +2087,11 @@ class Dataset(Mapping, ImplementsDatasetReduce, DataWithCoords):
                 raise TypeError(""indexer value must be an integer"")
             elif v < 0:
                 raise ValueError(""indexer value must be positive"")
-        indexers = {
+        indexers_slices = {
             k: slice(-val, None) if val != 0 else slice(val)
             for k, val in indexers.items()
         }
-        return self.isel(indexers)
+        return self.isel(indexers_slices)
 
     def thin(
         self,
@@ -2134,8 +2134,8 @@ class Dataset(Mapping, ImplementsDatasetReduce, DataWithCoords):
                 raise ValueError(""indexer value must be positive"")
             elif v == 0:
                 raise ValueError(""step cannot be zero"")
-        indexers = {k: slice(None, None, val) for k, val in indexers.items()}
-        return self.isel(indexers)
+        indexers_slices = {k: slice(None, None, val) for k, val in indexers.items()}
+        return self.isel(indexers_slices)
 
     def broadcast_like(
         self, other: Union[""Dataset"", ""DataArray""], exclude: Iterable[Hashable] = None
```","{""total_count"": 1, ""+1"": 1, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,491324262
https://github.com/pydata/xarray/pull/3298#issuecomment-531036946,https://api.github.com/repos/pydata/xarray/issues/3298,531036946,MDEyOklzc3VlQ29tbWVudDUzMTAzNjk0Ng==,5635139,2019-09-12T22:53:36Z,2019-09-12T22:53:36Z,MEMBER,Any other feedback before we merge? (Errors are unrelated),"{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,491324262