Move GAC header attributes to config file

pytroll · Jul 8, 2020 · daf88c2 · daf88c2
1 parent c0f4584
commit daf88c2
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Showing 3 changed files with 11 additions and 4 deletions.
diff --git a/bin/pygac-fdr-run b/bin/pygac-fdr-run
@@ -60,7 +60,8 @@ if __name__ == '__main__':
         LOG.info('Processing file {}'.format(filename))
         try:
             scene = read_gac(filename, reader_kwargs=config['controls'].get('reader_kwargs'))
-            writer = NetcdfWriter(global_attrs=config.get('metadata'),
+            writer = NetcdfWriter(global_attrs=config.get('global_attrs'),
+                                  gac_header_attrs=config.get('gac_header_attrs'),
                                   fname_fmt=config['output'].get('fname_fmt'),
                                   encoding=config['netcdf'].get('encoding'),
                                   engine=config['netcdf'].get('engine'),

diff --git a/etc/pygac-fdr.yaml b/etc/pygac-fdr.yaml
@@ -8,7 +8,7 @@ controls:
 output:
     output_dir: /data/avhrr_gac/output/
     fname_fmt: AVHRR-GAC_FDR_{processing_level}_{platform}_{start_time}_{end_time}_{processing_mode}_{disposition_mode}_{creation_time}_{version_int:04d}.nc
-metadata:
+global_attrs:
     id: DOI:10.5676/EUM/AVHRR_GAC_L1C_FDR/V0100
     title: AVHRR GAC L1C FDR
     product_version: 1.0.0
@@ -44,6 +44,10 @@ metadata:
     standard_name_vocabulary: CF Standard Name Table v73
     licence: EUMETSAT data policy https://www.eumetsat.int/website/home/AboutUs/WhoWeAre/LegalFramework/DataPolicy/index.html
     history:
+gac_header_attrs:
+    title: Raw GAC Header
+    references: >-
+        NOAA POD & KLM user guides, https://www1.ncdc.noaa.gov/pub/data/satellite/publications/podguides/
 netcdf:
     engine: netcdf4
     encoding:

diff --git a/pygac_fdr/writer.py b/pygac_fdr/writer.py
@@ -207,12 +207,14 @@ class NetcdfWriter:
     time_fmt = '%Y%m%dT%H%M%SZ'
     def_engine = 'netcdf4'
 
-    def __init__(self, global_attrs=None, encoding=None, engine=None, fname_fmt=None, debug=None):
+    def __init__(self, global_attrs=None, gac_header_attrs=None, encoding=None, engine=None,
+                 fname_fmt=None, debug=None):
         """
         Args:
             debug: If True, use constant creation time in output filenames.
         """
         self.global_attrs = global_attrs or {}
+        self.gac_header_attrs = gac_header_attrs or {}
         self.engine = engine or self.def_engine
         self.fname_fmt = fname_fmt or self.def_fname_fmt
         self.debug = bool(debug)
@@ -392,7 +394,7 @@ def _append_gac_header(self, filename, header):
         """Append raw GAC header to the given netCDF file."""
         LOG.info('Appending GAC header')
         data_vars = dict([(name, header[name]) for name in header.dtype.names])
-        header = xr.Dataset(data_vars, attrs={'title': 'Raw GAC header'})
+        header = xr.Dataset(data_vars, attrs=self.gac_header_attrs)
         header.to_netcdf(filename, mode='a', group='gac_header')
 
     def write(self, scene, output_dir=None):