greg ewing lwbwyflqtcanterburyacnz talin wrote generator yielding entire output another generator might possible cut middleman ultimate consumer values read innermost generator directly face things certainly seems though thing ought possible would require keeping stack generators somewhere although im sure exactly perhaps generator frame could referral slot contain reference another iterator generator hits yield statement puts argument referral slot next method generator would first run chain referral slots gets end either generator nothing referral slot nongenerator iterator resume iterator found found exhausted would back previous one resume etc either get value outermost generator exhausted sound like would workable greg _______________________________________________ python3000 mailing list smsbmo9552pythonorg httpmailpythonorgmailmanlistinfopython3000 unsubscribe httpmailpythonorgmailmanoptionspython3000python300040tangomucom wed 06 aug 2008 211743 1200 python3000 optimising nested generators