luistung

import sys 
lines = []
for line in sys.stdin:
    line = line.rstrip()
    tokens = line.split('\t')
    src, tgt = tokens[0], tokens[1]
    lines.append(((src,tgt), line)) #TODO

lines.sort(key=lambda a:a[0])

luistung

def counter(interval):
    if not hasattr(counter,'count'):
        counter.count = 0
    counter.count += 1
    import sys
    if counter.count % interval == 0: print >>sys.stderr, counter.count 

luistung

#!/bin/sh

if [[ $# != 2 && $# != 3 ]]  
then
    echo '需要至少两个参数' >&2
    echo 'usage:'
    echo "$(basename $0) file1 file2 tmpdir" >&2
    exit 1
fi

luistung

#!/bin/env python

#usage argv[0] file_tobe_split target_dir
#按第一字段切分文件

import sys

src_file = sys.argv[1]
tgt_dir = sys.argv[2]