@property
    def first(self):
        return self._value & (self._module.max_int ^ self._hostmask_int)
Returns the current token if it is not found in the collection provided.
dataset/ETHPy150Open drkjam/netaddr/netaddr/ip/__init__.py/IPNetwork.first--crossover with--dataset/ETHPy150Open brehaut/picoparse/picoparse/__init__.py/not_one_of