fastapi-ratelimiter

Redis-based rate-limiting for FastAPI


Keywords
python, fastapi, asgi, asyncio, aiohttp, ratelimit, redis, asgi-middleware
License
GPL-3.0
Install
pip install fastapi-ratelimiter==0.0.2

Documentation

FastAPI Ratelimiter

[PyPI version]

Documentation: https://fastapi-ratelimit.readthedocs.io/en/latest/

Quick start:

import asyncio

import aioredis
import uvicorn
from fastapi import FastAPI, Depends
from starlette.responses import JSONResponse

from fastapi_ratelimiter import RateLimited, RedisDependencyMarker
from fastapi_ratelimiter.strategies import BucketingRateLimitStrategy

app = FastAPI()
redis = aioredis.from_url("redis://localhost")


@app.get(
    "/some_expensive_call", response_class=JSONResponse,
    dependencies=[
        Depends(RateLimited(BucketingRateLimitStrategy(rate="10/60s")))
    ]
)
async def handle_test_endpoint():
    await asyncio.sleep(5)
    return {"hello": "world"}


app.dependency_overrides[RedisDependencyMarker] = lambda: redis

if __name__ == '__main__':
    uvicorn.run(app)