add support of utf8

Author: firm1

git/refs/log.py

@@ -32,17 +32,15 @@
 class RefLogEntry(tuple):
 
     """Named tuple allowing easy access to the revlog data fields"""
-    _fmt = "%s %s %s <%s> %i %s\t%s\n"
     _re_hexsha_only = re.compile('^[0-9A-Fa-f]{40}$')
     __slots__ = tuple()
 
     def __repr__(self):
         """Representation of ourselves in git reflog format"""
         act = self.actor
         time = self.time
-        return self._fmt % (self.oldhexsha, self.newhexsha, act.name, act.email,
-                            time[0], altz_to_utctz_str(time[1]), self.message)
-
+        return u"{0} {1} {2} <{3}> {4!s} {5}\t{6}\n".format(self.oldhexsha, self.newhexsha, act.name, act.email, 
+                            time[0], altz_to_utctz_str(time[1]), self.message).encode("utf-8")
     @property
     def oldhexsha(self):
         """The hexsha to the commit the ref pointed to before the change"""
@@ -267,7 +265,6 @@ def append_entry(cls, config_reader, filepath, oldbinsha, newbinsha, message):
 
         lf = LockFile(filepath)
         lf._obtain_lock_or_raise()
-
         fd = open(filepath, 'ab')
         try:
             fd.write(repr(entry).encode(defenc))