擅长:python、mysql、java
<p>使用新样式字符串格式和<code>itertools</code>:</p>
<pre><code>from itertools import product
["{0}manifest-{1}.txt".format(i,e) for i,e in product(*(tags,checksum_algos))]
</code></pre>
<p><strong>输出:</strong></p>
<pre><code>['manifest-md5.txt',
'manifest-sha1.txt',
'tagmanifest-md5.txt',
'tagmanifest-sha1.txt']
</code></pre>