def is_valid(name):
    return name in ALL
Removes the current session data from the database and regenerates the
dataset/ETHPy150Open BU-NU-CLOUD-SP16/Trusted-Platform-Module-nova/nova/compute/hv_type.py/is_valid--crossover with--dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.4/django/contrib/sessions/backends/base.py/SessionBase.flush