code: def load_from_path(path: str) -> Config:
      
      data = _ensure_load(path)
      if not data:
          data = {}
      values, should_write = _ensure_values(data)
      values.update({'path': path})
      config = Config(**values)
      if config.signature_required:
          if not os.path.exists(config.update_cert_path):
              LOG.warning(
                  f"No signing cert is present in {config.update_cert_path}, "
                  "code signature checking disabled")
              config = config._replace(signature_required=False)
              config = config._replace(update_cert_path=DEFAULT_CERT_PATH)
      if should_write:
          save_to_path(path, config)
      return config
docs: Load a config from a file and ensure its structure.
      Writes a default if necessary