text: import json
  from ibm_watson import DiscoveryV1
  from ibm_cloud_sdk_core.authenticators import IAMAuthenticator
  
  authenticator = IAMAuthenticator('your_api_key')
  discovery = DiscoveryV1(
      version='2018-08-01',
      authenticator=authenticator)
  discovery.set_service_url('https://gateway.watsonplatform.net/discovery/api')
  
  environments = discovery.list_environments().get_result()
  print(json.dumps(environments, indent=2))
  
  news_environment_id = 'system'
  print(json.dumps(news_environment_id, indent=2))
  
  collections = discovery.list_collections(news_environment_id).get_result()
  news_collections = [x for x in collections['collections']]
  print(json.dumps(collections, indent=2))
  
  configurations = discovery.list_configurations(
      environment_id=news_environment_id).get_result()
  print(json.dumps(configurations, indent=2))
  
  query_results = discovery.query(
      news_environment_id,
      news_collections[0]['collection_id'],
      filter='extracted_metadata.sha1::f5*',
      return_fields='extracted_metadata.sha1').get_result()
  print(json.dumps(query_results, indent=2))
  
  # new_environment = discovery.create_environment(name="new env", description="bogus env").get_result()
  # print(new_environment)
  
  # environment = discovery.get_environment(environment_id=new_environment['environment_id']).get_result()
  # if environment['status'] == 'active':
  #     writable_environment_id = new_environment['environment_id']
  #     new_collection = discovery.create_collection(environment_id=writable_environment_id,
  #                                                  name='Example Collection',
  #                                                  description="just a test").get_result()
  
  # print(new_collection)
  
  # collections = discovery.list_collections(environment_id=writable_environment_id).get_result()
  # print(collections)
  
  # res = discovery.delete_collection(environment_id='<YOUR ENVIRONMENT ID>',
  #                                   collection_id=new_collection['collection_id']).get_result()
  # print(res)
  
  # collections = discovery.list_collections(environment_id=writable_environment_id).get_result()
  # print(collections)
  
  # with open(os.path.join(os.getcwd(), '..','resources', 'simple.html')) as fileinfo:
  #     res = discovery.add_document(environment_id=writable_environment_id,
  #                                  collection_id=collections['collections'][0]['collection_id'],
  #                                  file=fileinfo).get_result()
  # print(res)
  
  # res = discovery.get_collection(environment_id=writable_environment_id,
  #                                collection_id=collections['collections'][0]['collection_id']).get_result()
  # print(res['document_counts'])
  
  #res = discovery.delete_environment(environment_id=writable_environment_id).get_result()
  #print(res)
  