def setpassword(self, pwd):
        self.pwd = pwd
Return True if the provided ip is a valid IPv4-address
dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/python/Lib/zipfile.py/ZipFile.setpassword--crossover with--dataset/ETHPy150Open openstack/swift/swift/common/ring/utils.py/is_valid_ipv4