[issue17878] There is no way to get a list of available codecs

[Dmi Baranov]

Dmi Baranov added the comment:

I think the "function" is a bit misleading. I suggest something like CodecsSearcher, please look at attached implementation (dirty code, just for start discussion about interfaces, lazy caches, etc).

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Added file: http://bugs.python.org/file30107/codecs_searchers.py

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