use assert[Not]In where appropriate
A patch from Dave Malcolm.
diff --git a/Lib/test/test_exceptions.py b/Lib/test/test_exceptions.py
index 5be6757..c3be3f3 100644
--- a/Lib/test/test_exceptions.py
+++ b/Lib/test/test_exceptions.py
@@ -337,7 +337,7 @@
try:
Exception().__traceback__ = 5
except TypeError as e:
- self.assertTrue("__traceback__ must be a traceback" in str(e))
+ self.assertIn("__traceback__ must be a traceback", str(e))
else:
self.fail("No exception raised")
@@ -597,7 +597,7 @@
return sys.exc_info()
e, v, tb = g()
self.assertTrue(isinstance(v, RuntimeError), type(v))
- self.assertTrue("maximum recursion depth exceeded" in str(v), str(v))
+ self.assertIn("maximum recursion depth exceeded", str(v))
def test_MemoryError(self):