Added checkpoint option

oargen.py

@@ -27,6 +27,8 @@ def argparser():
                         help="Name of the host (SQL LIKE syntax accepted)")
     parser.add_argument('-i', '--interactive', action="store_true",
                         help="Launch job in interactive mode")
+    parser.add_argument('-C', '--checkpoint', type=int, metavar="SECONDS",
+                        help="Enable checkpoint signals with the given delay (in seconds)")
     parser.add_argument('-r', '--run', action="store_true",
                         help="Run the command")
     # parser.add_argument('-l', '--logger', default='INFO',
@@ -62,6 +64,9 @@ def main():
     if args.besteffort:
         command.append("-t besteffort -t idempotent")
 
+    if args.checkpoint is not None:
+        command.append("--checkpoint {}".format(args.checkpoint))
+
     if args.interactive:
         command.append('-I')
     else: