FastAPI + aioredis simple settings

fastapi.py

from fastapi import FastAPI
import aioredis

app = FastAPI()

async def redis_pool():
    # Redis client bound to pool of connections (auto-reconnecting).
    return aioredis.from_url(
        "redis://localhost", encoding="utf-8", decode_responses=True
    )

@app.on_event("startup")
async def create_redis():
    app.state.redis = await redis_pool()


@app.on_event("shutdown")
async def close_redis():
    await app.state.redis.close()


@app.get("/")
async def root():
    return {"message": "Hello World"}


@app.get("/hello/{name}")
async def say_hello(name: str):
    redis_client = app.state.redis
    keys = await redis_client.get(name)
    return {"message": f"Hello {keys}"}