id,node_id,number,state,locked,title,user,body,created_at,updated_at,closed_at,merged_at,merge_commit_sha,assignee,milestone,draft,head,base,author_association,auto_merge,repo,url,merged_by 91290933,MDExOlB1bGxSZXF1ZXN0OTEyOTA5MzM=,1065,closed,0,Options to binary ops kwargs,5572303,"Currently the default is join=""inner"". However, there can be applications where the majority of binary operations require join=""outer"", not ""inner"". Addresses https://github.com/pydata/xarray/issues/1059 The solution we come up with is adding a default key/value to OPTIONS, and dynamically access/update it in code (_binary_op in both dataarray.py and dataset.py) We've also added test modules in test_dataarray.py and test_dataset.py. All tests passed. ",2016-10-27T22:17:16Z,2016-11-12T04:17:33Z,2016-11-12T03:59:42Z,2016-11-12T03:59:42Z,95bca6297ce28ec256910344cab27f67938c8f46,,,0,88c37bcf9928e4ff4053327b134233ec25183d50,1ff3a0bdc4e41af88c32803b0f95557f021e2ceb,CONTRIBUTOR,,13221727,https://github.com/pydata/xarray/pull/1065, 101339820,MDExOlB1bGxSZXF1ZXN0MTAxMzM5ODIw,1204,closed,0,combine_first by using apply_ufunc in ops.fillna,5572303,"Implementing `ops.fillna` using `apply_ufunc`, with a `join` kwarg. The new `ops.fillna` is then used to implement `combine_first` in both DataArray and Dataset objects.",2017-01-12T21:03:53Z,2017-01-23T22:43:32Z,2017-01-23T22:39:57Z,2017-01-23T22:39:57Z,c5146e8f82ae8387a24b99b27fb8b7e623b38778,,,0,998cd7116bf9c253b0bfc5041d45504708f975db,b44b37a5bd8fb613e6a7ce9c82c91e31b7ddf9bc,CONTRIBUTOR,,13221727,https://github.com/pydata/xarray/pull/1204, 118255850,MDExOlB1bGxSZXF1ZXN0MTE4MjU1ODUw,1389,closed,0,Sortby,5572303," - [x] closes #967 - [x] tests added / passed - [x] passes ``git diff upstream/master | flake8 --diff`` - [x] whatsnew entry ",2017-04-29T00:44:01Z,2017-05-12T18:36:30Z,2017-05-12T00:29:12Z,2017-05-12T00:29:12Z,80ddad99dbee1197c93f61ef9048b83d9f29d00d,,,0,124df48880d7143fed8f2ec47354e2d1b4d2999e,ba6351b14d6a6ba2d12b8ae8aacc9c4b76bdc003,CONTRIBUTOR,,13221727,https://github.com/pydata/xarray/pull/1389,