The problem with the Python documentation is that it does not adequately explain the value of it's more obscure features (such as coroutines). And since coroutines are obscure in general, programmers won't even know how to appreciate them once they find them (say in PEP-0342 http://www.python.org/dev/peps/pep-0342/).
Posting articles such as this one is very helpful because it pushes useful esoteric knowledge into our consciousness. HN is particularly suited because the community's up-votes convince us that our time will be well spent looking into such articles.
Posting articles such as this one is very helpful because it pushes useful esoteric knowledge into our consciousness. HN is particularly suited because the community's up-votes convince us that our time will be well spent looking into such articles.