Opens this file, or a file under this directory.

        ``path.open(mode, name)`` is a shortcut for ``(path/name).open(mode)``.

        Note that this uses :func:`io.open()` which behaves differently from
        :func:`open()` on Python 2; see the appropriate documentation.

        :param name: Path component to append to this path before opening the
            file.

def open(self, mode='r', name=None, **kwargs):
        """Opens this file, or a file under this directory.

        ``path.open(mode, name)`` is a shortcut for ``(path/name).open(mode)``.

        Note that this uses :func:`io.open()` which behaves differently from
        :func:`open()` on Python 2; see the appropriate documentation.

        :param name: Path component to append to this path before opening the
            file.
        """
        if name is not None:
            return io.open((self / name).path, mode=mode, **kwargs)
        else:
            return io.open(self.path, mode=mode, **kwargs)