[issue30296] Remove unnecessary tuples, lists, sets, and dicts from Lib

[Raymond Hettinger]

Raymond Hettinger added the comment:


New changeset 3972628de3d569c88451a2a176a1c94d8822b8a6 by Raymond Hettinger (Jon Dufresne) in branch 'master':
bpo-30296 Remove unnecessary tuples, lists, sets, and dicts (#1489)
https://github.com/python/cpython/commit/3972628de3d569c88451a2a176a1c94d8822b8a6


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<http://bugs.python.org/issue30296>
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