Merge pull request #91 from foua-pps/merci3_support

adding support for handling mersi3 data

Author: ninahakansson

README.md

@@ -10,11 +10,11 @@ agency specific level-1 formats. So far, supports
 
  - EUMETSAT Meteosat Second Generation SEVIRI HRIT level-1.5
  - NOAA AVHRR GAC
- - MERSI-2 level-1
+ - MERSI-2/3 level-1
  - MODIS level-1
  - AVHRR eps level-1b
  - AVHRR AAPP level-1b
  - VIIRS level-1b
  - SLSTR level-1b
  - EPS-SG MetImage level-1 test data
- - EUMETSAT AVHRR GAC FDR
+ - EUMETSAT AVHRR GAC FDR

bin/mersi22pps.py

@@ -0,0 +1 @@
+mersi2pps.py

bin/mersi22pps.py

@@ -0,0 +1,50 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# Copyright (c) 2019 level1c4pps developers
+#
+# This file is part of level1c4pps
+#
+# level1c4pps is free software: you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# level1c4pps is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with level1c4pps.  If not, see <http://www.gnu.org/licenses/>.
+# Author(s):
+
+#   Martin Raspaud <martin.raspaud@smhi.se>
+#   Nina Hakansson <nina.hakansson@smhi.se>
+#   Adam.Dybbroe <adam.dybbroe@smhi.se>
+
+"""Script to convert MERSI-2 level-1 to PPS level-1c format using Pytroll/Satpy."""
+
+import argparse
+from level1c4pps.mersi2pps_lib import process_one_scene
+
+
+if __name__ == "__main__":
+    """ Create PPS-format level1c data
+    From a list of MERSI-2/3 level-1 files create a NWCSAF/PPS formatet level1c file for pps.
+    """
+    parser = argparse.ArgumentParser(
+        description=('Script to produce a PPS-level1c file for a MERSI-2/3 level-1 scene'))
+    parser.add_argument('files', metavar='fileN', type=str, nargs='+',
+                        help='List of MERSI-2/3 files to process')
+    parser.add_argument('-o', '--out_dir', type=str, nargs='?',
+                        required=False, default='.',
+                        help="Output directory where to store the level1c file")
+    parser.add_argument('-ne', '--nc_engine', type=str, nargs='?',
+                        required=False, default='h5netcdf',
+                        help="Engine for saving netcdf files netcdf4 or h5netcdf (default).")
+    parser.add_argument('-on', '--orbit_number', type=int, nargs='?',
+                        required=False, default=0,
+                        help="Orbit number (default is 00000).")
+    options = parser.parse_args()
+    process_one_scene(options.files, options.out_dir, engine=options.nc_engine,
+                      orbit_n=options.orbit_number)

bin/mersi2pps.py

@@ -184,7 +184,7 @@ def convert_angles(scene, delete_azimuth=False):
         'sunazimuth': np.array([-18000, 18000], dtype='int16'),
         'satazimuth': np.array([-18000, 18000], dtype='int16'),
     },
-    'mersi2_file_key':  {
+    'mersi_file_key':  {
         'sunzenith': 'Geolocation/SolarZenithAngle',
         'satzenith': 'Geolocation/SensorZenithAngle',
         'azimuthdiff': 'Geolocation/SensorSolarAzimuthDifference',