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/issues/5377#issuecomment-848882892,https://api.github.com/repos/pydata/xarray/issues/5377,848882892,MDEyOklzc3VlQ29tbWVudDg0ODg4Mjg5Mg==,1217238,2021-05-26T15:41:15Z,2021-05-26T15:41:15Z,MEMBER,"thanks for the report!

for those who don't want to click ""download"", here's the short patch:
```patch
---
 xarray/tutorial.py |    5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

--- a/xarray/tutorial.py
+++ b/xarray/tutorial.py
@@ -139,7 +139,10 @@ def open_dataset(
         url = f""{base_url}/raw/{version}/{path.name}""
 
     # retrieve the file
-    filepath = pooch.retrieve(url=url, known_hash=None, path=cache_dir)
+    fname = pathlib.Path(cache_dir, path).expanduser()
+    if not fname.exists():
+        fname = None
+    filepath = pooch.retrieve(url=url, fname=fname, known_hash=None, path=cache_dir)
     ds = _open_dataset(filepath, engine=engine, **kws)
     if not cache:
         ds = ds.load()
```","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,902031342