Add TODO item about x in y -- this should use iterators too, IMO.

gvanrossum · gvanrossum · commit 3e360db159a0 · 2001-05-04T13:40:18.000Z
diff --git a/Misc/NEWS b/Misc/NEWS
@@ -26,6 +26,7 @@ Core
     XXX TODO string.join(), unicode.join()
     XXX TODO tuple()
     XXX TODO zip()
+    XXX TODO 'x in y' (!) (?)
 
 What's New in Python 2.1 (final)?
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