擅长:python、mysql、java
<p>没有<code>numpy</code>:</p>
<pre><code>>>> import re
>>> s = 'i have 32 apples, 8 oranges, and 10 bananas.'
>>> re.findall(r'\d+', s)
['32', '8', '10']
>>> sum(map(int, re.findall(r'\d+', s)))
50
</code></pre>