擅长:python、mysql、java
<p><a href="https://www.python.org/dev/peps/pep-0498/" rel="nofollow noreferrer">f-string</a>可能是最好的选择</p>
<p>以下是一个例子:</p>
<pre class="lang-py prettyprint-override"><code>names = ['Olivier', 'David', 'Donald']
for name in names:
print(f"{name}.txt")
</code></pre>
<p>输出:</p>
<pre><code>Olivier.txt
David.txt
Donald.txt
</code></pre>