def filterSaslMechanisms(self, available):
        available = set(map(str.lower, available))
        self.sasl_next_mechanisms = [
                x for x in self.sasl_next_mechanisms
                if available in x.lower()]
dataset/ETHPy150Open ProgVal/Limnoria/src/irclib.py/Irc.filterSaslMechanisms/swapped operands of `in`