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/5686#issuecomment-895624119,https://api.github.com/repos/pydata/xarray/issues/5686,895624119,IC_kwDOAMm_X841YiO3,6063709,2021-08-09T23:44:10Z,2021-08-09T23:44:10Z,CONTRIBUTOR,Thanks for the super fast fix. I have confirmed this fixes #5677 ,"{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,963688125 https://github.com/pydata/xarray/issues/5686#issuecomment-895123758,https://api.github.com/repos/pydata/xarray/issues/5686,895123758,IC_kwDOAMm_X841WoEu,6063709,2021-08-09T10:46:57Z,2021-08-09T10:46:57Z,CONTRIBUTOR,"A colleague suggested it might be some sort of pickling issue, passing the generated object back to the main thread, but it was just speculation and I had no idea how to test that.","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,963688125 https://github.com/pydata/xarray/issues/5686#issuecomment-895122645,https://api.github.com/repos/pydata/xarray/issues/5686,895122645,IC_kwDOAMm_X841WnzV,6063709,2021-08-09T10:44:42Z,2021-08-09T10:44:42Z,CONTRIBUTOR,"Thanks again for the prompt response @spencerkclark. Yes your MCVE is more (less?) M than mine. Thanks. Perhaps I shouldn't have started a new issue, but it seemed the specific problem with `.sel` was just a knock on effect from this `cftime` issue. I should have said in #5677 that as far as I could tell I was using `cftime=1.5.0`.","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,963688125 https://github.com/pydata/xarray/issues/5686#issuecomment-895120951,https://api.github.com/repos/pydata/xarray/issues/5686,895120951,IC_kwDOAMm_X841WnY3,6063709,2021-08-09T10:41:18Z,2021-08-09T10:41:18Z,CONTRIBUTOR,"> Thanks for the updated report! Could you kindly share the full error traceback? Sorry, see below ```python Traceback (most recent call last): File ""/g/data/v45/aph502/helpdesk/fromgithub/20210804-Navid/mcve.py"", line 28, in assert (index_microseconds == xr.open_mfdataset('2???.nc', parallel=True).xindexes['time'].array.asi8).all() File ""/g/data3/hh5/public/apps/miniconda3/envs/analysis3-21.07/lib/python3.9/site-packages/xarray/coding/cftimeindex.py"", line 683, in asi8 [ File ""/g/data3/hh5/public/apps/miniconda3/envs/analysis3-21.07/lib/python3.9/site-packages/xarray/coding/cftimeindex.py"", line 684, in _total_microseconds(exact_cftime_datetime_difference(epoch, date)) File ""/g/data3/hh5/public/apps/miniconda3/envs/analysis3-21.07/lib/python3.9/site-packages/xarray/core/resample_cftime.py"", line 358, in exact_cftime_datetime_difference seconds = b.replace(microsecond=0) - a.replace(microsecond=0) File ""src/cftime/_cftime.pyx"", line 1369, in cftime._cftime.datetime.__sub__ TypeError: cannot compute the time difference between dates with different calendars ```","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,963688125