code: def tearDownClass(self):
      print("Shutting down the API server")
      self.serverp.kill()
  
imports: import unittest
  import subprocess
  import time
  from random import randint
  import os
  import tempfile
  import uuid
  from studio import model
  from model_test import get_test_experiment
  from studio.extra_util import has_aws_credentials
  from env_detect import on_gcp, on_aws
label_desc: Use image node_id 2 for calling the HTTPProviderTest obj's underlying member method code with example usage: obj.tearDownClass() without return types