pip install pykvdb
from pykvdb import KVDB
import os
# set db file path, default is './pykvdb'
dbpath = os.path.join(os.path.split(os.path.realpath(__file__))[0], 'kvdb')
# set db file maxsize, default is 10M
dbsize = 10 * 1024 * 1024
with KVDB(path=kvpath, size=dbsize) as kv:
kv.set('a', 'test')
# get value
with KVDB(path=kvpath, size=dbsize) as kv:
print(kv.get('a'))
# scan all key-value
with KVDB(path=kvpath, size=dbsize) as kv:
cur = kv.cursor()
for k, v in cur:
print(k.decode(), v.decode())