@staticmethod
    def normalize_linefeeds(a_string):
        newline = re.compile(r'(\r\r\n|\r\n|\n\r|\r)')
        return newline.sub('\n', a_string)
Update a set with the symmetric difference of itself and another.
dataset/ETHPy150Open ktbyers/netmiko/netmiko/cisco/cisco_xr_ssh.py/CiscoXrSSH.normalize_linefeeds--crossover with--dataset/ETHPy150Open azoft-dev-team/imagrium/env/Lib/sets.py/Set.__ixor__