擅长:python、mysql、java
<p>尝试:</p>
<pre><code>with open('test.txt') as f:
lines = f.readlines()
lines = [l.split(",") for l in lines]
lines = sorted(lines, key=lambda x: x[0], reverse = True)
lines = [",".join(l) for l in lines]
print(lines)
>> ['928144, Erika',
'455812, Billy\n',
'324192, Clyde\n',
'111392, Dom\n',
'000870, Angela\n']
</code></pre>