Fix filename and add logs.

climax/main/preprocess_ERA5.py

@@ -64,7 +64,7 @@ if __name__ == '__main__':
                 continue
 
             # check if aggregated file exists
-            filename = '_'.join(['ERA5', var, ymin, ymax])
+            filename = '_'.join(['ERA5', var, ymin, ymax]) + '.nc'
             filename = args.target.joinpath(var, filename)
             if filename.exists() and not args.overwrite:
                 LOGGER.info('{} already exists.'.format(filename))
@@ -72,10 +72,12 @@ if __name__ == '__main__':
 
             # aggregate files for different years into a single file using
             # xarray and dask
+            LOGGER.info('Reading ERA5 data ...')
             ds = xr.open_mfdataset(files, parallel=True).compute()
 
             # aggregate hourly data to daily data: resample in case of missing
             # days
+            LOGGER.info('Computing daily averages ...')
             ds = ds.resample(time='D').mean(dim='time')
 
             # set NetCDF file compression for each variable