输入10但是获得的是一个数组[10]，这个是什么问题呢？
学习是最好的投资！
因為用了 nargs。 nargs。
nargs
Note that nargs=1 Note that nargs=1 produces a list of one item. This is different from the default, in which the item is produced by itself. argparse 文件關於 nargs 的說明🎜
Note that nargs=1
nargs=1
Note that nargs=1 produces a list of one item. This is different from the default, in which the item is produced by itself.
因為用了
nargs。nargs。