import cPickle
from bsddb import db

def find_surname(key,data):
    d = cPickle.loads(data)
    return str(d[1])

env = db.DBEnv()
env.set_cachesize(0,0x2000000)
env.set_flags(db.DB_LOG_AUTOREMOVE,1)
env_flags = db.DB_CREATE|db.DB_PRIVATE|\
            db.DB_INIT_MPOOL

# Insert your favorite dir here, or create bsddbenv directory
env_name = 'bsddbenv'
env.open(env_name,env_flags)

person_map = db.DB(env)
person_map.set_pagesize(16384)
person_map.open('pm.db',
                "person",db.DB_HASH, db.DB_CREATE,0666)

surnames = db.DB(env)
surnames.set_flags(db.DB_DUP|db.DB_DUPSORT)
surnames.open('pm.db',
              "surnames",db.DB_BTREE,db.DB_CREATE)#,

person_map.associate(surnames,find_surname,db.DB_CREATE)#,txn=the_txn)

surnames.close()
person_map.close()
env.close()