def __init__(self, app=None, renderer=None):
        self.postrenderer = renderer

        if app:
            self.init_app(app)
Return a version object (see
dataset/ETHPy150Open fhirschmann/Flask-FlatPages-Knitr/flask_flatpages_knitr/__init__.py/FlatPagesKnitr.__init__--crossover with--dataset/ETHPy150Open ceph/ceph-deploy/ceph_deploy/util/packages.py/Ceph.version