DeprecationWarning is [ignored by default](https://docs.python.org/2/library/warnings.html#warning-categories) in Python. Why did you [enable it globally](https://github.com/gpocentek/python-gitlab/blob/0.12.1/gitlab/__init__.py#L41)? If you want to warn users on deprecations, you can enable them for your module only.
DeprecationWarning is ignored by default in Python.
Why did you enable it globally? If you want to warn users on deprecations, you can enable them for your module only.