docs: def get_network(self):
          """
           Get the network that this resource attribute is in.
          """
          ref_key = self.ref_key
          if ref_key == 'NETWORK':
              return self.network
          elif ref_key == 'NODE':
              return self.node.network
          elif ref_key == 'LINK':
              return self.link.network
          elif ref_key == 'GROUP':
              return self.group.network
          elif ref_key == 'PROJECT':
              return None