docs: def get_family(self):
          """Gets the ``Family`` at this node.
  
          return: (osid.relationship.Family) - the family represented by
                  this node
          *compliance: mandatory -- This method must be implemented.*
  
          """
          if self._lookup_session is None:
              mgr = get_provider_manager('RELATIONSHIP', runtime=self._runtime, proxy=self._proxy)
              self._lookup_session = mgr.get_family_lookup_session(proxy=getattr(self, "_proxy", None))
          return self._lookup_session.get_family(Id(self._my_map['id']))