擅长:python、mysql、java
<p>使用argparse。以下是<a href="http://docs.python.org/dev/library/argparse.html" rel="nofollow">argparse docs</a>中的一个示例:</p>
<pre><code>import argparse
parser = argparse.ArgumentParser(description='Process some integers.')
parser.add_argument('integers', metavar='N', type=int, nargs='+',
help='an integer for the accumulator')
parser.add_argument(' sum', dest='accumulate', action='store_const',
const=sum, default=max,
help='sum the integers (default: find the max)')
args = parser.parse_args()
print(args.accumulate(args.integers))
</code></pre>
<p>运行:</p>
^{pr2}$