def fn_worker()

in generate.py [0:0]


def fn_worker(q):
    while not q.empty():
        cmd = q.get()
        if cmd is None:
            break
        
        if len(sys.argv) > 1 and sys.argv[1] == "-s":
            print(cmd)
        else:
            sp.check_call(cmd.split(" "), shell=False)