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/2203#issuecomment-393389052,https://api.github.com/repos/pydata/xarray/issues/2203,393389052,MDEyOklzc3VlQ29tbWVudDM5MzM4OTA1Mg==,6815844,2018-05-31T03:20:13Z,2018-05-31T03:20:13Z,MEMBER,"How do we consider the minimum version of *optional* dependency?
If we say ""the minimum version of dask is 0.16"", then all our dask related functions should work with dask=0.16?
or do we allow functions that only work with newer version of dask if we raise an appropriate error message?","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,327893262
https://github.com/pydata/xarray/issues/2203#issuecomment-393335578,https://api.github.com/repos/pydata/xarray/issues/2203,393335578,MDEyOklzc3VlQ29tbWVudDM5MzMzNTU3OA==,6815844,2018-05-30T22:07:52Z,2018-05-31T02:42:22Z,MEMBER,"`DataArray.dot()` is using dask.einsum, and it only woks with dask >= 0.17.5 (#2089).

Does this requirement sound is too strict? If so, it maybe better to add another pass for older dask.","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,327893262