code: def is_env_present(cls) -> bool:
      return running_in_cloud_tpu_vm and is_gke_env()
  
imports: from __future__ import annotations
  import os
  import re
  import socket
  import time
  from jax._src import clusters
  from jax._src.cloud_tpu_init import running_in_cloud_tpu_vm
label_desc: Use image node_id 1 for calling the GkeTpuCluster obj's underlying member method code with example usage: obj.is_env_present(cls) and returns: unknown