[issue33326] Convert collections (cmp_op, hasconst, hasname and others) in opcode module to more optimal type

[Raymond Hettinger]

Raymond Hettinger <raymond.hettinger at gmail.com> added the comment:

+1 for switching to sets or frozensets.

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nosy: +rhettinger

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue33326>
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