c:`~click.open_file` to handle opening this value.
:param path_type: Convert the incoming path value to this type. If
    ``None``, keep Python's default, which is ``str``. Useful to
    convert to :class:`pathlib.Path`.

.. versionchanged:: 8.1
    Added the ``executable`` parameter.

.. versionchanged:: 8.0
    Allow passing ``path_type=pathlib.Path``.

.. versionchanged:: 6.0
    Added the ``allow_dash`` parameter.
rq