leveldb 사용하기

leveldb.py

#
#
# write by kyoung chip ,jang
#
#
#
import leveldb


class CDbManager :


    def __init__(self) :

        self.db = leveldb.LevelDB('./blackfalcon')


    def push_back( self, key , data ) :

        self.db.Put( key , data )


    def countDB( self ):

        return sum(1 for i in self.db.RangeIter(reverse = True))



    def doTest1( self ) :



        self.db.Put('test1' , '5JhC4TDAkoBAJA3MU')
        self.db.Put('test2' , '5KFWX1RfxynM7qsLH')

        print self.db.Get('test1')



        print "-----  counter db  ------------"
        print self.countDB()


if __name__ == "__main__" :

    c = CDbManager()
    c.doTest1()

5JhC4TDAkoBAJA3MU
----- counter db ------------
2