Delete all pages in site(s)

gistfile1.txt

from cms.models import Page
pages = (
    Page
    .objects
    .filter(node__site_id__in=[28, 15], node__depth=1)  # Important! Make sure the site_id values are correct...
    .select_related('node')
    .distinct()
    .order_by('node__path')
)
total = pages.count()
print('{} pages remaining'.format(total))
for idx, page in enumerate(pages, start=1):
    print('{}/{}'.format(idx, total))
    print(page.delete())
    print('-' * 10)