e.g.: For Django-CMS is a default needed. Otherwise:
...
File "/home/jens/PyLucid_env/lib/python3.5/site-packages/cms/utils/conf.py", line 228, in get_languages
if settings.SITE_ID != hash(settings.SITE_ID):
File "/home/jens/PyLucid_env/lib/python3.5/site-packages/multisite/threadlocals.py", line 93, in __hash__
return self.__int__()
File "/home/jens/PyLucid_env/lib/python3.5/site-packages/multisite/threadlocals.py", line 59, in __int__
return self.get_default()
File "/home/jens/PyLucid_env/lib/python3.5/site-packages/multisite/threadlocals.py", line 123, in get_default
raise ValueError('SITE_ID has not been set.')
ValueError: SITE_ID has not been set.
e.g.: For Django-CMS is a default needed. Otherwise: