擅长:python、mysql、java
<p>还有<a href="https://docs.python.org/2/library/functions.html#sum" rel="nofollow">builtin sum</a>和生成器:</p>
<pre><code>text = fname.read()
total = sum(char.isspace() or char == "0" for char in text)
zero_count = sum(char == "0" for char in text)
space_count = sum(char.isspace() for char in text)
</code></pre>