docs: def get(self, request, *args, **kwargs):
          """
          Method for handling GET requests. Passes the
          following arguments to the context:
  
          * **versions** - The versions available for this object.\
          These will be instances of the inner version class, and \
          will not have access to the fields on the base model.
          * **done_url** - The result of the `get_done_url` method.
          """
          versions = self._get_versions()
          return self.render(request, obj=self.object, versions=versions,
                             done_url=self.get_done_url())