fix: failure of make engine test when a make engine alias contains a modifier. There can be more than one variant per alias via "." e.g. make.extrastuff where make and extrastuff are variants.

from optparse import OptionParser

def main():
    parser = OptionParser(usage="%prog VERSION")
    opts, args = parser.parse_args()
    input = args[0]
    print input
    
main()