[issue21425] Interactive interpreter doesn't flush stderr prompty

[Antoine Pitrou]

Antoine Pitrou added the comment:

Attached patch fixes it under Linux, and adds tests.
I'd be glad if someone could give it a run under Windows.

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keywords: +patch
nosy: +ncoghlan, tim.golden, zach.ware
stage: needs patch -> patch review
Added file: http://bugs.python.org/file35206/flush_stderr.patch

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Python tracker <report at bugs.python.org>
<http://bugs.python.org/issue21425>
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