def page(request, slug, rev_id=None, template_name='wakawaka/page.html', extra_context=None):
    if extra_context is None:
        extra_context = {}

    try:
        queryset = WikiPage.objects.all()
        page = queryset.get(slug=slug)
        rev = page.current

        # Display an older revision if rev_id is given
        if rev_id:
            revision_queryset = Revision.objects.all()
            rev_specific = revision_queryset.get(pk=rev_id)
            if rev.pk != rev_specific.pk:
                rev_specific.is_not_current = True
            rev = rev_specific

    # The Page does not exist, redirect to the edit form or
    # deny, if the user has no permission to add pages
    except WikiPage.DoesNotExist:
        if request.user.is_authenticated():
            kwargs = {
                'slug': slug,
            }
            redirect_to = reverse('wakawaka_edit', kwargs=kwargs)
            return HttpResponseRedirect(redirect_to)
        raise Http404
    template_context = {
        'page': page,
        'rev': rev,
    }
    template_context.update(extra_context)
    return render_to_response(template_name, template_context,
                              RequestContext(request))
Displays a wiki page. Redirects to the edit view if the page doesn't exist.
dataset/ETHPy150Open bartTC/django-wakawaka/wakawaka/views.py/page