pykvs_lite

Key-Value Store for Python

Features

• Simple and convenient Key-value Store Library
• Easy to install (Use SQLite for the back end)

Installation

$ python3 -m pip install pykvs_lite

Repository

• GitHub

Simple sample

The pykvs has set and get method. However, you need to connect to the file before you use it.

import pykvs_lite as kvs

# connect to KVS
kvs.connect('test.db')

# set
kvs.set('hoge', 1234)

# get
print(kvs.get('hoge'))
# get default value
print(kvs.get('hoge_1st', 'not exists'))

# close
kvs.close()

Enum keys

import pykvs_lite as kvs
import json

# connect and set
kvs.connect('test.db')
kvs.set('hoge', 1234)
kvs.set('fuga', 'いろは')
kvs.set('foo', [1,2,3])

# enums
for key in kvs.keys():
    print(key, '=', json.dumps(kvs.get(key), ensure_ascii=False))

# dump to json
print(kvs.dump_json())
kvs.close()

Use Multi tables

It can use multi tables.

import pykvs_lite as kvs

# set table_name
kvs.connect('test.db', table_name='no1')
kvs.set('hoge', 123)

# change table_name
kvs.connect('test.db', table_name='no2')
print(kvs.get('hoge', 'not_exists')) # show 'not_exists'

only memory

import pykvs_lite as kvs

# set table_name
kvs.connect()
kvs.set('hoge', 123)
print(kvs.get('hoge'))