parser.accepts("fetch-keys", "Fetch keys")
.withOptionalArg()
.describedAs("partition-ids")
.withValuesSeparatedBy(',')
.ofType(Integer.class);
parser.accepts("fetch-entries", "Fetch full entries")
.withOptionalArg()
.describedAs("partition-ids")
.withValuesSeparatedBy(',')
.ofType(Integer.class);
parser.accepts("outdir", "Output directory")