def now(self):
        return datetime.now()
Removes the authenticated user's ID from the request and flushes their
dataset/ETHPy150Open RoseOu/flasky/venv/lib/python2.7/site-packages/wtforms/csrf/session.py/SessionCSRF.now--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.2/django/contrib/auth/__init__.py/logout