def test_signDataDSA(self):
        d = self.client.signData(self.dsaPublic.blob(), "John Hancock")
        self.pump.flush()
        def _check(sig):
            # Cannot do this b/c DSA uses random numbers when signing
            #   expected = self.dsaPrivate.sign("John Hancock")
            #   self.assertEquals(expected, sig)
            self.assertTrue(self.dsaPublic.verify(sig, "John Hancock"))
        return d.addCallback(_check)
Sign data with a DSA private key and then verify it with the public
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/conch/test/test_agent.py/TestAgentIdentityRequests.test_signDataDSA