@classmethod
def find_cpe(cls, global_id):
    try:
        return ManagedObject.objects.get(global_cpe_id=global_id)
    except ManagedObject.DoesNotExist:
        return None
@classmethod
def find_cpe(cls, global_id):
    try:
        return ManagedObject.objects.get(global_cpe_id=global_id)
    except ManagedObject.DoesNotExist:
        return None