[issue2339] Backport intern() -> sys.intern()

[Brett Cannon]

New submission from Brett Cannon <brett at python.org>:

intern() needs to be added as sys.intern(). Then a 2to3 fixer needs to
be written.

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components: Interpreter Core
keywords: 26backport
messages: 63698
nosy: brett.cannon
priority: immediate
severity: normal
status: open
title: Backport intern() -> sys.intern()
versions: Python 2.6

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