me.assertRaises(TypeError, C.ECPt, (1, 2, 3))
me.assertRaises(TypeError, C.ECPt, 1, 2, 3)
me.assertRaises(TypeError, C.ECPt, 1234)
me.assertRaises(TypeError, C.ECPt, (1, 2, 3))
me.assertRaises(TypeError, C.ECPt, 1, 2, 3)
me.assertRaises(TypeError, C.ECPt, 1234)