'L{keys.Key.privateBlob} returns the SSH ptotocol-level format of EC
private key.'

def test_privateBlobEC(self):

    self.assertEqual(keys.Key(self.ecObj).privateBlob(), (((common.NS(keydata.ECDatanistp256['curve']) + common.MP(self.ecObj.private_numbers().public_numbers.x)) + common.MP(self.ecObj.private_numbers().public_numbers.y)) + common.MP(self.ecObj.private_numbers().private_value)))
