Amazon AWS Client Throttle in Python (boto3)

client_throttle.py

import boto3
import botocore
from random import randint
from time import sleep

def client_throttle(action, **kwargs):
  while True:
    try:
      return action(**kwargs)
    except botocore.exceptions.ClientError as e:
      # Naive way of throttling
      timeout = randint(1, 5)
      print '[Warning] API rate exceeded, throttling back for %d seconds' % timeout
      sleep(timeout)