[New-bugs-announce] [issue19369] PyObject_LengthHint is slow

[Antoine Pitrou]

New submission from Antoine Pitrou:

PyObject_LengthHint is in the critical patch for many operations (such as list constructor, or list.extend), but it's quite unoptimized.

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components: Interpreter Core
messages: 201060
nosy: benjamin.peterson, pitrou, rhettinger
priority: normal
severity: normal
status: open
title: PyObject_LengthHint is slow
type: performance
versions: Python 3.4

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue19369>
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