NameError: name 'QAction' is not defined

```
murthe.5:.../other/ctwm/bzr$ brz qlog
brz: ERROR: NameError: name 'QAction' is not defined

Traceback (most recent call last):
  File "/usr/pkg/lib/python3.9/site-packages/breezy/plugins/qbrz/lib/trace.py", line 368, in reports_exception_decorate
    return f(*args, **kargs)
  File "/usr/pkg/lib/python3.9/site-packages/breezy/plugins/qbrz/lib/log.py", line 236, in load
    self.log_list.load(branches, primary_bi, file_ids, self.no_graph, gz_cls)
  File "/usr/pkg/lib/python3.9/site-packages/breezy/plugins/qbrz/lib/logwidget.py", line 103, in load
    self.create_context_menu()
  File "/usr/pkg/lib/python3.9/site-packages/breezy/plugins/qbrz/lib/logwidget.py", line 164, in create_context_menu
    self.context_menu_tag = add_branch_action(gettext("Tag &revision..."), self.tag_revision)
  File "/usr/pkg/lib/python3.9/site-packages/breezy/plugins/qbrz/lib/logwidget.py", line 159, in add_branch_action
    menu = BranchMenu(text, self, self.log_model.graph_viz, require_wt)
  File "/usr/pkg/lib/python3.9/site-packages/breezy/plugins/qbrz/lib/logwidget.py", line 593, in __init__
    self.triggered[QAction].connect(self.triggered)
NameError: name 'QAction' is not defined

brz 3.2.2 on python 3.9.14 (NetBSD-9.3-amd64-x86_64-64bit-ELF)
arguments: ['/usr/pkg/bin/brz', 'qlog']
plugins: bash_completion[3.2.2], changelog_merge[3.2.2],
    commitfromnews[3.2.2], cvs[3.2.2], darcs[3.2.2], email[3.2.2],
    fastimport[3.2.2], flake8[unknown], fossil[3.2.2], github[3.2.2],
    gitlab[3.2.2], hg[3.2.2], launchpad[3.2.2], mtn[3.2.2],
    netrc_credential_store[3.2.2], news_merge[3.2.2], po_merge[3.2.2],
    propose[3.2.2], pypi[3.2.2], qbrz[0.4.1.dev], quilt[unknown],
    repodebug[3.2.2], rewrite[unknown], stats[3.2.2], svn[3.2.2],
    upload[3.2.2], weave_fmt[3.2.2], zsh_completion[3.2.2]
encoding: 'iso8859-1', fsenc: 'iso8859-1', lang: None

*** Bazaar has encountered an internal error. This probably indicates a
    bug in Bazaar. You can help us fix it by filing a bug report at
        https://bugs.launchpad.net/brz/+filebug
    including this traceback and a description of the problem.
murthe.5:.../other/ctwm/bzr$
```

This is with qbrz commit 1651. It was in a directory that was the parent to several branches, in case it matters.

I don't know how that relates to "version 0.4.0" as is mentioned at https://launchpad.net/qbrz; this is confusing me. Please make proper releases with proper distfiles.