code: def autodiscover(blacklist=[]):
      
      import imp
      from django.conf import settings
      try:
          from importlib import import_module
      except ImportError:
          # Django < 1.9 and Python < 2.7
          from django.utils.importlib import import_module
  
      blacklist.append('admin_tools.dashboard')
      blacklist.append('admin_tools.menu')
      blacklist.append('admin_tools.theming')
  
      for app in settings.INSTALLED_APPS:
          # skip blacklisted apps
          if app in blacklist:
              continue
  
          # try to import the app
          try:
              app_path = import_module(app).__path__
          except AttributeError:
              continue
  
          # try to find a app.dashboard module
          try:
              imp.find_module('dashboard', app_path)
          except ImportError:
              continue
  
          # looks like we found it so import it !
          import_module('%s.dashboard' % app)
docs: Automagically discover custom dashboards and menus for installed apps.
      Optionally you can pass a ``blacklist`` of apps that you don't want to
      provide their own app index dashboard.