id,node_id,number,title,user,state,locked,assignee,milestone,comments,created_at,updated_at,closed_at,author_association,active_lock_reason,draft,pull_request,body,reactions,performed_via_github_app,state_reason,repo,type 1209745654,I_kwDOAMm_X85IG0D2,6502,Raise nicer error if passing a list of dimension names to transpose,42008691,closed,0,,,5,2022-04-20T14:08:05Z,2022-10-04T18:22:54Z,2022-10-04T18:22:54Z,NONE,,,,"### What happened? Hello, in xarray 0.20.1, I am getting the following error `ds = xr.Dataset({""foo"": ((""x"", ""y"", ""z""), [[[42]]]), ""bar"": ((""y"", ""z""), [[24]])})` `ds.transpose(""y"", ""z"", ""x"")` ``` 868 """"""Depending on the setting of missing_dims, drop any dimensions from supplied_dims that 869 are not present in dims. 870 (...) 875 missing_dims : {""raise"", ""warn"", ""ignore""} 876 """""" 878 if missing_dims == ""raise"": --> 879 supplied_dims_set = {val for val in supplied_dims if val is not ...} 880 invalid = supplied_dims_set - set(dims) 881 if invalid: TypeError: unhashable type: 'list' ``` ### What did you expect to happen? The expected result is ``` ds.transpose(""y"", ""z"", ""x"") Dimensions: (x: 1, y: 1, z: 1) Dimensions without coordinates: x, y, z Data variables: foo (y, z, x) int64 42 bar (y, z) int64 24 ``` ### Minimal Complete Verifiable Example _No response_ ### Relevant log output _No response_ ### Anything else we need to know? _No response_ ### Environment
INSTALLED VERSIONS ------------------ commit: None python: 3.9.12 (main, Apr 5 2022, 06:56:58) [GCC 7.5.0] python-bits: 64 OS: Linux OS-release: 3.10.0-1160.42.2.el7.x86_64 machine: x86_64 processor: x86_64 byteorder: little LC_ALL: None LANG: en_US LOCALE: ('en_US', 'ISO8859-1') libhdf5: 1.12.1 libnetcdf: 4.8.1 xarray: 0.20.1 pandas: 1.4.1 numpy: 1.21.5 scipy: 1.8.0 netCDF4: 1.5.7 pydap: None h5netcdf: 999 h5py: 3.6.0 Nio: None zarr: None cftime: 1.5.1.1 nc_time_axis: 1.4.0 PseudoNetCDF: None rasterio: None cfgrib: None iris: None bottleneck: 1.3.4 dask: 2022.02.1 distributed: 2022.2.1 matplotlib: 3.5.1 cartopy: 0.18.0 seaborn: 0.11.2 numbagg: None fsspec: 2022.02.0 cupy: None pint: 0.18 sparse: 0.13.0 setuptools: 61.2.0 pip: 21.2.4 conda: None pytest: None IPython: 8.2.0 sphinx: None
","{""url"": ""https://api.github.com/repos/pydata/xarray/issues/6502/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,completed,13221727,issue 436311057,MDU6SXNzdWU0MzYzMTEwNTc=,2915,Plotting tripolar dataset in xarray,42008691,closed,0,,,4,2019-04-23T17:44:33Z,2019-04-23T20:16:56Z,2019-04-23T20:16:56Z,NONE,,,,"I am trying to plot a tripolar grid dataset using xarray/cartopy. I can plot it fine using matplotlib/cartopy ds = xr.open_dataset('ocean_hgrid.nc') xcntr = ds['x'][1::2,1::2] ycntr = ds['y'][1::2,1::2] test=xr.open_dataset('xarray_test.nc') ax = plt.axes(projection=proj) cs=plt.contourf(xcntr,ycntr,test['nh4_stf'],transform=data_crs,cmap='coolwarm',vmin=-4.5e-9,vmax=4.5e-9) plt.colorbar(cs) I would like to achieve the same result in xarray. I have tried the following proj=ccrs.PlateCarree() data_crs=ccrs.PlateCarree() ax = plt.axes(projection=proj) test['nh4_stf'].plot.contourf(ax=ax, transform=ccrs.PlateCarree()) and test['nh4_stf'].plot.pcolormesh(x=xcntr,y=ycntr,ax=ax,transform=ccrs.PlateCarree()) but this does not work (the second option crashes). Is there a way to pass xcntr,ycntr? datasets can be found on ftp://ftp.gfdl.noaa.gov/pub/Fabien.Paulot/xarray/ Thank you very much and congratulations to the developers for this amazing tool xarray.show_versions() INSTALLED VERSIONS ------------------ commit: None python: 3.7.3 (default, Mar 27 2019, 22:11:17) [GCC 7.3.0] python-bits: 64 OS: Linux OS-release: 2.6.32-696.30.1.el6.x86_64 machine: x86_64 processor: x86_64 byteorder: little LC_ALL: None LANG: en_US LOCALE: en_US.ISO8859-1 libhdf5: 1.10.3 libnetcdf: 4.6.1 xarray: 0.11.3 pandas: 0.24.2 numpy: 1.16.2 scipy: 1.2.1 netCDF4: 1.4.2 pydap: None h5netcdf: None h5py: 2.8.0 Nio: None zarr: None cftime: 1.0.3.4 PseudonetCDF: None rasterio: None cfgrib: None iris: None bottleneck: None cyordereddict: None dask: 1.1.5 distributed: 1.27.0 matplotlib: 3.0.3 cartopy: 0.16.0 seaborn: 0.9.0 setuptools: 41.0.0 pip: 19.0.3 conda: None pytest: None IPython: 7.4.0 sphinx: 2.0.1 ","{""url"": ""https://api.github.com/repos/pydata/xarray/issues/2915/reactions"", ""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",,completed,13221727,issue