[issue27257] get_addresses results in traceback with an addrspec with an empty local part.

[Roundup Robot]

Change by Roundup Robot <devnull at psf.upfronthosting.co.za>:


----------
keywords: +patch
nosy: +python-dev
nosy_count: 4.0 -> 5.0
pull_requests: +18046
stage: test needed -> patch review
pull_request: https://github.com/python/cpython/pull/18687

_______________________________________
Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue27257>
_______________________________________