Halfish

import argparse

# this file shows how to use argparse

# step 1，默认构造器
parser = argparse.ArgumentParser()

# step 2, 必须输入的参数，只能在1,2,4中选一个
parser.add_argument("level", type=int, choices=[1, 2, 4], help="which level to print.")

Halfish

-- create a CmdLine object
cmd = torch.CmdLine()

-- print help text
cmd:text()
cmd:text("Options:")

-- define input varians and default value
cmd:option('-threads', 2, 'number of threads to use')
cmd:option('-save', 'model.t7', 'name of model to save')