def __new__(cls, *args, **kwargs):
        if 'warning' in kwargs:
            warning = kwargs['warning']
            del kwargs['warning']
        else:
            warning = 'ImmutableList object is immutable.'
        self = tuple.__new__(cls, *args, **kwargs)
        self.warning = warning
        return self
dataset/ETHPy150Open AppScale/appscale/AppServer/lib/django-1.5/django/utils/datastructures.py/ImmutableList.__new__/original