[issue28423] list.insert(-1,value) is wrong!

[stephen]

New submission from stephen:

python3.4.3 on linux mint 17.3
interactive mode on terminal

>>> fred=[0,1,2,3,4]
>>> fred.insert(-1,9)
>>> fred
[0, 1, 2, 3, 9, 4]

We should get [0,1,2,3,4,9]. Embarrassing error!

----------
messages: 278541
nosy: unklestephen
priority: normal
severity: normal
status: open
title: list.insert(-1,value) is wrong!
type: behavior
versions: Python 3.4

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue28423>
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