mark failing tests from test_ipaddress

Author: youknowone

Lib/test/test_ipaddress.py

@@ -195,6 +195,8 @@ def test_invalid_scope_id_with_percent(self):
 class AddressTestCase_v4(BaseTestCase, CommonTestMixin_v4):
     factory = ipaddress.IPv4Address
 
+    # TODO: RUSTPYTHON
+    @unittest.expectedFailure
     def test_format(self):
         v4 = ipaddress.IPv4Address("1.2.3.42")
         v4_pairs  = [
@@ -307,6 +309,8 @@ def test_weakref(self):
 class AddressTestCase_v6(BaseTestCase, CommonTestMixin_v6):
     factory = ipaddress.IPv6Address
 
+    # TODO: RUSTPYTHON
+    @unittest.expectedFailure
     def test_format(self):
 
         v6 = ipaddress.IPv6Address("::1.2.3.42")