get and sort the line count of each file (so you can find the largest ones)

largest-files.py

#!/usr/bin/python
# usage: ./largest-files.py <file> ... 
# for instance: ./largest-files.py *.c 
# to find the largest c file in the current directory
import glob, sys, os, pprint

files = sys.argv[1:]
lines = []

for x in files:
        output = os.popen('wc -l %s' % (x)).read()
        lines.append((x,int(output.split(' ')[0])))

pprint.pprint(sorted(lines, key = lambda lns: lns[1]))

import sys, os, pprint; pprint.pprint(sorted([os.popen('wc -l %s' % (x)).read().strip() for x in sys.argv[1:]], key = lambda ln: int(ln.split(' ')[0])))