Add a check whether a run is already present in the ZODB database before parsing it.

Author: jlenain

src/nectarchain/user_scripts/jlenain/parse_dqm_fits_file.py

@@ -34,6 +34,13 @@
     help="process a specific run.",
     type=str,
 )
+parser.add_argument(
+    "-f",
+    "--force",
+    default=False,
+    action="store_true",
+    help="if this run is already in the DB, force re-parsing its DQM output again.",
+)
 parser.add_argument(
     "-p",
     "--path",
@@ -47,6 +54,14 @@
     logger.critical("A run number should be provided.")
     sys.exit(1)
 
+db = DQMDB(read_only=True)
+if not args.force and f"NectarCAM_Run{args.run}" in list(db.root.keys()):
+    logger.warning(
+        f'The run {args.run} is already present in the DB, will not parse this DQM run, or consider forcing it with the "--force" option.'
+    )
+    sys.exit(0)
+del db
+
 lfn = f"{args.path}/NectarCAM_DQM_Run{args.run}.tar.gz"
 
 if not os.path.exists(os.path.basename(lfn)):