class Aws::Plugins::RetryErrors::Handler

def get_send_token(config)
  # either fail fast or block until a token becomes available
  # must be configurable
  # need a maximum rate at which we can send requests (max_send_rate)
  # is unset until a throttle is seen
  if config.retry_mode == 'adaptive'
    config.client_rate_limiter.token_bucket_acquire(
      1,
      config.adaptive_retry_wait_to_fill
    )
  end
end