pyrate-limiter 0.1.0

Python Rate-Limiter using Leaky-Bucket Algorimth Family

Request Rate Limiter using Leaky-bucket algorimth

Introduction

This module can be used to apply rate-limit for API request, using leaky-bucket algorimth. User defines window duration and the limit of function calls within such interval.

Currently this package requires Redis to work with.

Installation

$ pip install pyrate-limiter

Usage

from pyrate_limiter.core import RedisBucket as Bucket, HitRate

# Init bucket singleton
bucket = Bucket('redis-url', prefix='redis-prefix')

# Init rate_limiter
limiter = HitRate(
    bucket,
    capacity=10,
    interval=60,
)

# Use as decorator
@limiter('redis-key')
def call(*args, **kwargs):
    pass