code: def _validate_service_account(service_account):
      """Validates service_account."""
      gcp.validate_service_account(service_account)
  
file_path: cloud/src/python/tensorflow_cloud/core/validate.py
imports: import os
  from .None import gcp
  from .None import machine_config
label_desc: Use image node_id 6 for calling a global function with example usage: _validate_service_account(service_account) without return types