擅长:python、mysql、java
<pre><code>lines = list(open("some.txt"))
for division,items in itertools.groupby(lines,lambda line:int(line.split(";")[4])):
sorted_people = sorted(items,key=lambda item:int(item.split(";")[-1])
print "DIVISION:",division
print "TOP TWO:",sorted_people[-2:]
print "BOTTOM TWO:",sorted_people[:2]
</code></pre>