old_contents: import datetime
  
  from lino_extjs6.projects.mysite.settings import *
  
  
  class Site(Site):
      project_name = 'extjs_demo'
      is_demo_site = True
      # ignore_dates_after = datetime.date(2019, 05, 22)
      the_demo_date = datetime.date(2015, 03, 12)
  
  SITE = Site(globals())
  
  SECRET_KEY = "1234"
  # ALLOWED_HOSTS = ['*']
  DEBUG = True
  
new_contents: import datetime
  
  from lino_extjs6.projects.mysite.settings import *
  
  
  class Site(Site):
      project_name = 'extjs_demo'
      is_demo_site = True
      # ignore_dates_after = datetime.date(2019, 05, 22)
      the_demo_date = datetime.date(2015, 3, 12)
  
  SITE = Site(globals())
  
  SECRET_KEY = "1234"
  # ALLOWED_HOSTS = ['*']
  DEBUG = True
  
subject: Add support to Py3 for datetime