import asyncdispatch
import httpclient
import httpcore

import atoz/sqs_20121105 # ie. SQS release version 2012-11-05
import atoz/sns_20100331 # ie. SNS release version 2010-03-31

let
  # the call() gets arguments you might expect; they have sensible
  # defaults depending upon the call, the API, whether they are
  # required, what their types are, whether we can infer a default...
  myQueues = getListQueues.call(QueueNamePrefix="production_")
for response in myQueues.retried(tries=3):
  if response.code.is2xx:
    echo waitfor response.body
    break

let
  # you can usually override the API version, even to use a later
  # version than the one you imported.  but, y'know, why would you?
  myTopics = getListTopics.call(Version="1969-12-31")
  response = waitfor myTopics.retry(tries=3)
if response.code.is2xx:
  echo waitfor response.body