擅长:python、mysql、java
<p>您需要使组不被捕获:</p>
<pre><code>def getChordMatches(line):
import re
notes = "[CDEFGAB]";
accidentals = "(?:#|##|b|bb)?";
chords = "(?:maj|min|m|sus|aug|dim)?";
additions = "[0-9]?"
return re.findall(notes + accidentals + chords + additions, line)
</code></pre>
<p>结果:</p>
^{pr2}$