擅长:python、mysql、java
<p>您可以使用以下选项:</p>
<pre><code>with open('ping.txt', 'r') as f:
s = sum(float(line.split('=')[1]) for line in f)
</code></pre>
<p><strong>输出:</strong></p>
<pre><code>>>> with open('ping.txt', 'r') as f:
... s = sum(float(line.split('=')[1]) for line in f)
...
>>> s
68.3
</code></pre>
<p><strong>注意:</strong>我假设文件的每一行都包含<code>time=some_float_number</code></p>