D5751: tests: change how sockets are closed

[durin42 (Augie Fackler)]

durin42 added inline comments.

INLINE COMMENTS

> badserverext.py:140
> +        # object wrapper.
> +        if sys.version_info[0] >= 3:
> +            orig = object.__getattribute__(self, '_orig')

pycompat.ispy3

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D5751

To: indygreg, #hg-reviewers
Cc: durin42, mercurial-devel