python getopt 冒号
时间: 2023-10-15 21:23:10 浏览: 107
python处理命令行参数.pdf
在python的getopt模块中,冒号通常用于指示选项是否需要参数。当选项后面跟着一个冒号时,表示该选项需要一个参数。例如,在引用中的getopt.gnu_getopt函数中,如果选项需要指定一个参数,则在选项后面加上冒号。同样,在引用和引用的示例中,选项"--host"和"-h"后面都有冒号,表示这些选项需要指定一个参数。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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