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/791#issuecomment-202510107,https://api.github.com/repos/pydata/xarray/issues/791,202510107,MDEyOklzc3VlQ29tbWVudDIwMjUxMDEwNw==,2443309,2016-03-28T18:01:35Z,2016-03-28T18:01:35Z,MEMBER,"@pwolfram - We all may have slightly different development workflows but mine goes something like this: ``` bash # checkout conda environment with xarray dependencies source activate xarray_dev34 cd path_to_xarray # install xarray using setuptools develop option python setup.py develop # make changes to source code # run test suite py.test ``` ","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,140214928 https://github.com/pydata/xarray/issues/791#issuecomment-195429158,https://api.github.com/repos/pydata/xarray/issues/791,195429158,MDEyOklzc3VlQ29tbWVudDE5NTQyOTE1OA==,2443309,2016-03-11T16:04:15Z,2016-03-11T16:04:15Z,MEMBER,"I don't think this should be too difficult now that cumulative reductions are available in dask and numpy. I think you'll just have to add the `cumsum` and `cumprod` names to the list of `NAN_REDUCE_METHODS`. You may also need modify some of the logic in `_create_nan_agg_method` so it doesn't prepend a `nan` in-front of these two methods. ","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,140214928