Add band-aid type-ignore to make tests pass. See #1846.

Author: Guido van Rossum

test-data/stdlib-samples/3.2/test/test_random.py

@@ -46,7 +46,7 @@ def test_seedargs(self) -> None:
         for arg in [list(range(3)), {'one': 1}]:
             self.assertRaises(TypeError, self.gen.seed, arg)
         self.assertRaises(TypeError, self.gen.seed, 1, 2, 3, 4)
-        self.assertRaises(TypeError, type(self.gen), [])
+        self.assertRaises(TypeError, type(self.gen), [])  # type: ignore  # mypy issue 1846
 
     def test_choice(self) -> None:
         choice = self.gen.choice