rdrgen: add npp as an input sat

edosl0util/cli/rdrgen.py

@@ -17,13 +17,16 @@ def main():
         '--aggr-level', type=int,
         help='Number of aggregation granules used to determine alignment. Only used for type = idps.')
     g.add_argument('--aggr', type=int, help='Deprecated, use --aggr-level')
-    parser.add_argument('sat', choices=['snpp', 'j01'])
+    parser.add_argument('sat', choices=['npp', 'snpp', 'j01'])
     parser.add_argument('pds', nargs='+')
     args = parser.parse_args()
     util.configure_logging(args)
 
     level = args.aggr_level or args.aggr
 
+    if args.sat = 'snpp':
+        args.sat = 'npp'
+
     if level:
         packets_to_rdrs(args.sat, args.pds, aggr_type=args.aggr_type, aggr_level=level)
     else: