Set time encoding: calendar.

climax/main/preprocess.py

@@ -176,6 +176,9 @@ if __name__ == '__main__':
                 # read multiple netcdf files using xarray and dask
                 ds = xr.open_mfdataset(group, parallel=True).compute()
 
+                # set encoding of time: calendar
+                ds.time.encoding = ds.time_bnds.encoding
+
                 # save aggregated netcdf file
                 LOGGER.info('Saving aggregated NetCDF: {}'.format(filename))
                 ds.to_netcdf(filename)