text_combined: thomas wouters fgxflgpythonorg sat mar 15 2008 951 pm neil toronto wrote thomas wouters wrote sat mar 15 2008 258 pm terry reedy wrote also yielding everything iterator def flatteniterables iterables yield following general rule exp would yield tupleit exp valid syntax isnt id rather one meaning prefix operator single special case assignment targets bunch special cases scattered across grammar ehm specialcases grammar args kwargs functiondefinitions functioncalls specialcase exp either storecontext loadcontext matter fact patch add unpacking loadcontext doesnt change grammar exp valid syntax new patch pep3132 specifies way easily explained heck would mean b c differ b c exact way lone exp loadcontext doesnt mean anything unpacking unpacks surrounding context without context unclear result clarify b c set dupes removed order lost b c list dupes intact order intact b c tuple dupes intact order intact b c horrible style final reduction b like case b say exp always unpacks list guido argued last night beer leave z z exact thing exact thing listz something quite subtly importantly different z b c z differs way b c z thomas wouters hi im signature virus copy signature file help spread wed 06 aug 2008 025230 0700 python3000 using packing lists places