--- a/hgext3rd/topic/__init__.py	Mon May 22 20:33:39 2023 -0300
+++ b/hgext3rd/topic/__init__.py	Fri May 19 10:08:19 2023 -0300
@@ -298,17 +298,17 @@
 
 def _contexttns(self, force=False):
     if not force and not self.mutable():
-        return b'default'
+        return b'none'
     cache = getattr(self._repo, '_tnscache', None)
     # topic loaded, but not enabled (eg: multiple repo in the same process)
     if cache is None:
-        return b'default'
+        return b'none'
     if self.rev() is None:
         # don't cache volatile ctx instances that aren't stored on-disk yet
-        return self.extra().get(b'topic-namespace', b'default')
+        return self.extra().get(b'topic-namespace', b'none')
     tns = cache.get(self.rev())
     if tns is None:
-        tns = self.extra().get(b'topic-namespace', b'default')
+        tns = self.extra().get(b'topic-namespace', b'none')
         self._repo._tnscache[self.rev()] = tns
     return tns
 
@@ -576,7 +576,7 @@
 
         @property
         def currenttns(self):
-            return self.vfs.tryread(b'topic-namespace') or b'default'
+            return self.vfs.tryread(b'topic-namespace') or b'none'
 
         @util.propertycache
         def _topiccache(self):
@@ -817,7 +817,7 @@
             self._extra[b'topic-namespace'] = repo.currenttns
         else:
             # Default value will be dropped from extra by another hack at the changegroup level
-            self._extra[b'topic-namespace'] = b'default'
+            self._extra[b'topic-namespace'] = b'none'
     if constants.extrakey not in self._extra:
         if getattr(repo, 'currenttopic', b''):
             self._extra[constants.extrakey] = repo.currenttopic
@@ -828,7 +828,7 @@
 def wrapadd(orig, cl, manifest, files, desc, transaction, p1, p2, user,
             date=None, extra=None, p1copies=None, p2copies=None,
             filesadded=None, filesremoved=None):
-    if b'topic-namespace' in extra and extra[b'topic-namespace'] == b'default':
+    if b'topic-namespace' in extra and extra[b'topic-namespace'] == b'none':
         extra = extra.copy()
         del extra[b'topic-namespace']
     if constants.extrakey in extra and not extra[constants.extrakey]:
@@ -1518,14 +1518,14 @@
         if repo.ui.configbool(b'_internal', b'keep-topic'):
             ist0 = True
         if ((not partial and not branchmerge) or isrebase) and not ist0:
-            tns = b'default'
+            tns = b'none'
             t = b''
             pctx = repo[node]
             if pctx.phase() > phases.public:
                 tns = pctx.topic_namespace()
                 t = pctx.topic()
             repo.vfs.write(b'topic-namespace', tns)
-            if tns != b'default' and tns != otns:
+            if tns != b'none' and tns != otns:
                 repo.ui.status(_(b"switching to topic-namespace %s\n") % tns)
             repo.vfs.write(b'topic', t)
             if t and t != ot:
@@ -1651,7 +1651,7 @@
         scmutil.checknewlabel(repo, tns, b'topic namespace')
     ctns = repo.currenttns
     _changecurrenttns(repo, tns)
-    if ctns == b'default' and tns:
+    if ctns == b'none' and tns:
         repo.ui.status(_(b'marked working directory as topic namespace: %s\n')
                        % tns)