use assert[Not]IsInstance where appropriate
diff --git a/Lib/test/test_textwrap.py b/Lib/test/test_textwrap.py
index c91e242..c7da26b 100644
--- a/Lib/test/test_textwrap.py
+++ b/Lib/test/test_textwrap.py
@@ -349,9 +349,10 @@
self.check_wrap(text, 50, [u"Hello there, how are you today?"])
self.check_wrap(text, 20, [u"Hello there, how are", "you today?"])
olines = self.wrapper.wrap(text)
- assert isinstance(olines, list) and isinstance(olines[0], unicode)
+ self.assertIsInstance(olines, list)
+ self.assertIsInstance(olines[0], unicode)
otext = self.wrapper.fill(text)
- assert isinstance(otext, unicode)
+ self.assertIsInstance(otext, unicode)
def test_no_split_at_umlaut(self):
text = u"Die Empf\xe4nger-Auswahl"