Reverting the Revision: 77368.  I committed Flox's big patch for tests by
mistake. ( It may come in for sure tough)
diff --git a/Lib/test/test_with.py b/Lib/test/test_with.py
index 3e33e31..b572b91 100644
--- a/Lib/test/test_with.py
+++ b/Lib/test/test_with.py
@@ -520,7 +520,7 @@
         self.assertRaises(AssertionError, falseAsBool)
 
         def failAsBool():
-            with cm(lambda: 1 // 0):
+            with cm(lambda: 1//0):
                 self.fail("Should NOT see this")
         self.assertRaises(ZeroDivisionError, failAsBool)
 
@@ -628,7 +628,7 @@
             def __exit__(self, t, v, tb): return True
         try:
             with AfricanSwallow():
-                1 // 0
+                1/0
         except ZeroDivisionError:
             self.fail("ZeroDivisionError should have been swallowed")
 
@@ -638,7 +638,7 @@
             def __exit__(self, t, v, tb): return False
         try:
             with EuropeanSwallow():
-                1 // 0
+                1/0
         except ZeroDivisionError:
             pass
         else: