def _prefix_from_ip_int(self, ip_int, mask=32):
        return mask - _count_righthand_zero_bits(ip_int, mask)
Return an adapter factory for `ob` from `registry`
dataset/ETHPy150Open Exa-Networks/exabgp/lib/exabgp/dep/ipaddress.py/_IPAddressBase._prefix_from_ip_int--crossover with--dataset/ETHPy150Open anzev/hedwig/build/pip/pip/_vendor/pkg_resources/__init__.py/_find_adapter