code: def test_on_enviornment(self):
      self.assertTrue(has_aws_credentials())
  
imports: import unittest
  import os
  import uuid
  from studio.gcloud_worker import GCloudWorkerManager
  from studio.ec2cloud_worker import EC2WorkerManager
  from local_worker_test import stubtest_worker
  from timeout_decorator import timeout
  from studio.extra_util import has_aws_credentials
  from env_detect import on_gcp, on_aws
label_desc: Use image node_id 1 for calling the UserIndicatedOnAWSTest obj's underlying member method code with example usage: obj.test_on_enviornment() without return types