def opt_user_authentications(self, uas):
        self['user-authentications'] = uas.split(',')

#    def opt_compress(self):
#        "Enable compression"
#        self.enableCompression = 1
#        SSHClientTransport.supportedCompressions[0:1] = ['zlib']
Test error report for blockingCallFromThread as above, but be sure the
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/conch/client/options.py/ConchOptions.opt_user_authentications--crossover with--dataset/ETHPy150Open twisted/twisted/twisted/test/test_threads.py/ReactorThreadsTests.test_asyncErrorBlockingCallFromThread