Make parseaddr and getaddresses return Unicode when given Unicode input

[ezequielp-activestate]

Python 2.7.18.13 (default, Mar 13 2026, 23:52:31) 
[GCC 11.2.1 20220127 (Red Hat 11.2.1-9)] on linux2
Binary build provided by ActiveState http://www.ActiveState.com.
Type "help", "copyright", "credits" or "license" for more information.
>>> from email.utils import getaddresses, parseaddr
>>> parseaddr('user1@example.com')
('', 'user1@example.com')
>>> parseaddr(u'user1@example.com')
('', u'user1@example.com')
>>> getaddresses(['user1@example.com', 'John Doe <user2@example.com>'])
[('', 'user1@example.com'), ('John Doe', 'user2@example.com')]
>>> getaddresses([u'user1@example.com', u'John Doe <user2@example.com>'])
[('', u'user1@example.com'), (u'John Doe', u'user2@example.com')]

[icanhasmath]

LGTM