email, merging the implemented features from PEP 343 and dropping most of
the PEP 340 holdover features such as __next__, the next() builtin, and
'continue EXPR'. Also, added more motivation and examples, giving lots
of credit to PEPs 288 and 325, where most of these ideas were first thought
of and initially fleshed out.
__next__() again, but I've no time to update the PEP right now.
I've changed the title to Coroutines via Enhanced Generators at
Timothy Delaney's suggestion.