擅长:python、mysql、java
<p>您可以使用<code>Counter</code>模块中的<code>collections</code>来减少使用常规dict时所需的一些样板文件</p>
<pre><code>from collections import Counter
f = [
'1, deepak, 15',
'2, nayak, 10',
'3, deepak, 10',
'4, nayak, 13'
]
result = Counter()
for x in f:
_, name, count = x.split(', ')
result[name] += int(count)
print(result)
</code></pre>