[Python-Dev] unittest.TestSuite holding references to unittest.TestCase instances too long

Michael Foord fuzzyman at voidspace.org.uk
Fri Aug 2 18:47:04 CEST 2013

Sent from my iPhone

On 2 Aug 2013, at 19:19, Antoine Pitrou <solipsis at pitrou.net> wrote:

> Le Fri, 2 Aug 2013 18:13:13 +0300,
> Michael Foord <fuzzyman at voidspace.org.uk> a écrit :
>> On 2 Aug 2013, at 14:51, Matt McClure <matthewlmcclure at gmail.com>
>> wrote:
>>> It seems unittest.TestSuite holds references to unittest.TestCase
>>> instances after the test runs, until the test suite finishes. In a
>>> large suite, where the TestCase instances consume memory during
>>> execution, that can lead to exhausting all available memory and the
>>> OS killing the test process.
>> Well individual tests not releasing resources could be seen as a bug
>> in those tests.
>> That aside, there's an open bug for this with some discussion and a
>> proposed fix:
>> http://bugs.python.org/issue11798
>> The agreed on approach just needs doing.
> The patch is basically ready for commit, except for a possible doc
> addition, no?

Looks to be the case, reading the patch it looks fine. I'm currently on holiday until Monday. If anyone is motivated to do the docs too and commit that would be great. Otherwise I'll get to it on my return.


> Regards
> Antoine.
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