[PATCH] python/thread: always return a string in get_subject/authors

[Austin Clements]

Your commit message is inconsistent with your change; is your intent to
return None or the empty string?  Also, could you modify your commit message
to say what "those" are?
On May 9, 2011 3:06 AM, "Anton Khirnov" <anton at khirnov.net> wrote:
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