[issue24346] Key Error at List in Tuple concatenation

[stf]

Changes by stf :


--
components: Interpreter Core
nosy: stf
priority: normal
severity: normal
status: open
title: Key Error at List in Tuple concatenation
type: behavior
versions: Python 3.4

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[issue24346] Key Error at List in Tuple concatenation

[stf]

Changes by stf :


Added file: http://bugs.python.org/file39587/bug.txt

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[issue24346] Key Error at List in Tuple concatenation

[stf]

New submission from stf:

>>> a = ([1,2],)
>>> a[0] += [3]

this raises an Type Error but adds the Elements to a.
So a is ([1, 2, 3],) afterwards.

This Problem doesn't occur, when you use a[0].append(3)

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[issue24346] Key Error at List in Tuple concatenation

[stf]

Changes by stf :


Removed file: http://bugs.python.org/file39587/bug.txt

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[issue24346] TypeError at List in Tuple concatenation

[stf]

Changes by stf :


--
title: Key Error at List in Tuple concatenation -> TypeError at List in Tuple 
concatenation

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