/
make_leveldb.py
47 lines (36 loc) · 1.18 KB
/
make_leveldb.py
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
#!/usr/bin/env python
#-*- coding: utf8 -*-
import os
import sys
import re
from optparse import OptionParser
import time
import leveldb
if __name__ == '__main__':
parser = OptionParser()
parser.add_option("--verbose", action="store_const", const=1, dest="verbose", help="verbose mode")
parser.add_option("-d", "--db", dest="dbdir",help="db dir path", metavar="DB")
(options, args) = parser.parse_args()
if options.verbose == 1 : VERBOSE = 1
db_dir = options.dbfile
if db_dir == None :
parser.print_help()
sys.exit(1)
startTime = time.time()
db = leveldb.LevelDB(db_dir)
linecount = 0
while 1 :
try : line = sys.stdin.readline()
except KeyboardInterrupt : break
if not line : break
try : line = line.strip()
except : continue
if not line : continue
linecount += 1
if linecount % 1000 == 0 :
sys.stderr.write("[linecount]" + "\t" + str(linecount) + "\n")
key,value = line.split('\t',1)
if not key or not value : continue
db.Put(key,value)
durationTime = time.time() - startTime
sys.stderr.write("duration time = %f\n" % durationTime)