docs: def get_relationship_form(self, *args, **kwargs):
          """Pass through to provider RelationshipAdminSession.get_relationship_form_for_update"""
          # Implemented from kitosid template for -
          # osid.resource.ResourceAdminSession.get_resource_form_for_update
          # This method might be a bit sketchy. Time will tell.
          if isinstance(args[-1], list) or 'relationship_record_types' in kwargs:
              return self.get_relationship_form_for_create(*args, **kwargs)
          else:
              return self.get_relationship_form_for_update(*args, **kwargs)