mirror of
https://github.com/long2ice/fastapi-cache.git
synced 2026-03-25 04:57:54 +00:00
69 lines
1.6 KiB
Python
69 lines
1.6 KiB
Python
import time
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import pendulum
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import redis.asyncio as redis
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import uvicorn
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from fastapi import FastAPI
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from redis.asyncio.connection import ConnectionPool
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from starlette.requests import Request
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from starlette.responses import Response
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from fastapi_cache import FastAPICache
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from fastapi_cache.backends.redis import RedisBackend
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from fastapi_cache.decorator import cache
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app = FastAPI()
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ret = 0
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@cache(namespace="test", expire=1)
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async def get_ret():
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global ret
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ret = ret + 1
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return ret
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@app.get("/")
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@cache(namespace="test", expire=10)
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async def index():
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return dict(ret=await get_ret())
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@app.get("/clear")
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async def clear():
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return await FastAPICache.clear(namespace="test")
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@app.get("/date")
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@cache(namespace="test", expire=10)
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async def get_data(request: Request, response: Response):
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return pendulum.today()
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# Note: This function MUST be sync to demonstrate fastapi-cache's correct handling,
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# i.e. running cached sync functions in threadpool just like FastAPI itself!
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@app.get("/blocking")
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@cache(namespace="test", expire=10)
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def blocking():
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time.sleep(2)
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return dict(ret=42)
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@app.get("/datetime")
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@cache(namespace="test", expire=2)
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async def get_datetime(request: Request, response: Response):
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print(request, response)
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return pendulum.now()
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@app.on_event("startup")
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async def startup():
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pool = ConnectionPool.from_url(url="redis://redis")
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r = redis.Redis(connection_pool=pool)
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FastAPICache.init(RedisBackend(r), prefix="fastapi-cache")
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if __name__ == "__main__":
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uvicorn.run("main:app", debug=True, reload=True)
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