text: class Config(object):
      """
      Class that loads options from a config file and converts
      them into attributes.
      """
  
      def __init__(self, filename, required_attributes=()):
          config = None
          print(filename)
          config_file = open(filename)
          config_text = config_file.read()
          config_file.close()
          if "config" not in config_text:
              raise ValueError
          d = {}
          exec(config_text, d)
          config = d["config"]
          print(config)
          for a, v in config.items():
              print(a)
              setattr(self, a, v)
          if len(required_attributes) > 0:
              has_required = [hasattr(self, a) for a in required_attributes]
              if not all(has_required):
                  for i in range(len(required_attributes)):
                      if not has_required[i]:
                          print("{0} not found.".format(required_attributes[i]))
                          exit(1)
  