/// should work with URIs. Hence, each filesystem needs to be able to
  /// translate from an URI to a path on the filesystem. For example, this
  /// function could translate `fs:///path/to/a/file` into `/path/to/a/file`, if
  /// implemented by a filesystem registered to handle the `fs://` scheme.
  ///
  /// A new `char*` buffer must be allocated by this method. Core TensorFlow
  /// manages the lifetime of the buffer after the call. Thus, all callers of