docs: def delete(self):
          """Delete a Jupyterhub."""
          # Delete the Helm Release
          out = helm(
              "delete",
              self.release,
              "--purge"
          )
          if out.returncode != 0:
              print(out.stderr)
          else:
              print(out.stdout)
  
          # Delete the Kubernetes namespace
          out = kubectl(
              "delete",
              "namespace",
              self.namespace
          )
          if out.returncode != 0:
              print(out.stderr)
          else:
              print(out.stdout)