[New-bugs-announce] [issue16546] ast.YieldFrom needlessly has its expr value as optional

[Brett Cannon]

New submission from Brett Cannon:

The grammar guarantees that 'yield from' statements have an expression to evaluate, plus a 'yield from' without an expression makes no sense.

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components: Library (Lib)
messages: 176261
nosy: brett.cannon
priority: normal
severity: normal
stage: test needed
status: open
title: ast.YieldFrom needlessly has its expr value as optional
versions: Python 3.3, Python 3.4

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue16546>
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