@classmethod
  @gen.coroutine
  def Execute(cls, client, activity, user_id, viewpoint_id, episodes):
    yield ShareExistingOperation(client, activity, user_id, viewpoint_id, episodes)._ShareExisting()
Existing flatpages can be edited in the admin form without triggering
dataset/ETHPy150Open viewfinderco/viewfinder/backend/op/share_existing_op.py/ShareExistingOperation.Execute--crossover with--dataset/ETHPy150Open django/django/tests/flatpages_tests/test_forms.py/FlatpageAdminFormTests.test_flatpage_admin_form_edit