# HG changeset patch
# User Pulkit Goyal <pulkit@yandex-team.ru>
# Date 2019-03-01 23:31:00
# Node ID faa04f45b5fe4e815c319c4d1c2ff4047c5a3c67
# Parent  867883d454eaa8f72843e678e9580f866efa5779

py3: make sure return value of posix.groupname() is bytes

Differential Revision: https://phab.mercurial-scm.org/D6039

diff --git a/mercurial/posix.py b/mercurial/posix.py
--- a/mercurial/posix.py
+++ b/mercurial/posix.py
@@ -575,9 +575,9 @@ def groupname(gid=None):
     if gid is None:
         gid = os.getgid()
     try:
-        return grp.getgrgid(gid)[0]
+        return pycompat.fsencode(grp.getgrgid(gid)[0])
     except KeyError:
-        return str(gid)
+        return pycompat.bytestr(gid)
 
 def groupmembers(name):
     """Return the list of members of the group with the given