code: def from_file(cls, db_file, language=DEFAULT_LANG):
          
          data = DBVuln.load_from_json(db_file, language=language)
          return cls(**data)
docs: This is an alternative "constructor" for the DBVuln class which loads
          the data from a file.
  
          :param db_file: Contents of a json file from the DB
          :param language: The user's language (en, es, etc.)