text: import getpass, google.auth
  from google.cloud import storage
  
  class HLCConfig(object):
      __instance = None
      def __new__(cls):
          if HLCConfig.__instance is None:
              HLCConfig.__instance = object.__new__(cls)
              tok = google.auth.default()
              HLCConfig.__instance.credentials, HLCConfig.__instance.project = google.auth.default()
              HLCConfig.__instance.user = getpass.getuser()
          return HLCConfig.__instance
  
      # -- __new__
  
      @staticmethod
      def get_user():
          return getpass.getuser()
  
      #-- get_project
  
  # -- HLCConfig
  