code: def create_api_key(awsclient, api_name, api_key_name):
      
      _sleep()
      client_api = awsclient.get_client('apigateway')
      print('create api key: %s' % api_key_name)
  
      response = client_api.create_api_key(
          name=api_key_name,
          description='Created for ' + api_name,
          enabled=True
      )
  
      #print(json2table(response))
  
      print('Add this api key \'%s\' to your api.conf' % response['id'])
      return response['id']
docs: Create a new API key as reference for api.conf.
  
      :param api_name:
      :param api_key_name:
      :return: api_key