Traceback (most recent call last):


 "/home/juhaj/venv_toga/lib/python3.5/site-packages/toga_gtk/app.py", line 116, in _startup

self.startup()


 "/home/juhaj/venv_toga/lib/python3.5/site-packages/toga_demo/app.py", line 55, in startup

self.main_window.toolbar = [cmd1, toga.SEPARATOR, cmd2]
AttributeError: module 'toga' has no attribute 'SEPARATOR'

Traceback (most recent call last):
 
 "/srv/zulip-venv-cache/6176a52fab8737c09656fc8ad0352547e9801c07/zulip-py3-venv/lib/python3.6/site-packages/django/contrib/sessions/backends/base.py", line 202, in _get_session

return self._session_cache
AttributeError: 'SessionStore' object has no attribute '_session_cache'
