# look for manually specified run
if opt.use_run is not None:
- runs.append(runfolder.get_specific_run(opt.use_run))
+ specific_run = runfolder.get_specific_run(opt.use_run)
+ if specific_run is not None:
+ runs.append(specific_run)
+ else:
+ logging.warn("Couldn't find a run in %s" % (opt.use_run,))
# scan runfolders for runs
for run_pattern in args: