In file: [snippets](https://github.com/python-gitlab/python-gitlab/blob/master/docs/gl_objects/snippets.rst) Under section: "Update the snippet attributes:" There is an example: ```python snippet.visibility_level = gitlab.Project.VISIBILITY_PUBLIC snippet.save() ``` However, `gitlab` does not have attribute `Project`: ```python >>> import gitlab >>> gitlab.__version__ '1.13.0' >>> gitlab.Project.VISIBILITY_PUBLIC Traceback (most recent call last): File "<input>", line 1, in <module> gitlab.Project.VISIBILITY_PUBLIC AttributeError: module 'gitlab' has no attribute 'Project' >>> >>> # this works: >>> gitlab.VISIBILITY_PUBLIC 20 ```