擅长:python、mysql、java
<p>您可以将regex的这部分:<code>(?P<basic_weight>\d\d\d\d\d\d)\/(?P<payload>\d\d\d\d\d[\d]?),</code>更改为:</p>
<pre><code> (?P<basic_weight>\d\d\d\d\d\d|?P<basic_weight>-{5})\/(?P<payload>\d\d\d\d\d[\d]|?P<basic_weight>-{5}),
</code></pre>
<p>在这里,您使用<code>|</code>“pipe”操作符使五位数成为可选的。你知道吗</p>