core/redis/client.py

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from typing import Optional
import aioredis
from aioredis import ConnectionsPool
from settings import REDIS_URL
class Redis:
def __init__(self, uri=REDIS_URL):
self._uri: str = uri
self._pool: Optional[ConnectionsPool] = None
async def connect(self):
if self._pool is not None:
return
pool = await aioredis.create_pool(self._uri)
self._pool = pool
async def disconnect(self):
if self._pool is None:
return
self._pool.close()
await self._pool.wait_closed()
self._pool = None
async def execute(self, command, *args, **kwargs):
return await self._pool.execute(command, *args, **kwargs, encoding="UTF-8")
async def test():
redis = Redis()
from datetime import datetime
await redis.connect()
await redis.execute("SET", "1-KEY1", 1)
await redis.execute("SET", "1-KEY2", 1)
await redis.execute("SET", "1-KEY3", 1)
await redis.execute("SET", "1-KEY4", 1)
await redis.execute("EXPIREAT", "1-KEY4", int(datetime.utcnow().timestamp()))
v = await redis.execute("KEYS", "1-*")
print(v)
await redis.execute("DEL", *v)
v = await redis.execute("KEYS", "1-*")
print(v)
if __name__ == '__main__':
import asyncio
asyncio.run(test())