--node argument was not removed when launching launch.py on a cluster node

launch.py

@@ -702,7 +702,7 @@ if __name__ == '__main__':
             elif arg[:9] == '--logfile':
                 ilogfile = i
                 args[i] = '--logfile= '
-        args.pop(i)
+        args.pop(inode)
         # if they were not defined in the original command, add them
         if iqsub_cmd is None:
             rpl = (os.getcwd(), '%s')
@@ -714,6 +714,7 @@ if __name__ == '__main__':
         # first argument is the full path of the script
         args.pop(0)
         com = 'launch.py %s' % ' '.join(args)
+        # create a PBS script that contains the launch.py command
         fpath = pbswrap.create_input(walltime='72:00:00', queue='workq',
                                      pbs_in='pbs_in/', ppn=1, pbs_out='pbs_out/',
                                      jobname=jobname, commands=com, lnodes=1)