code: def _ssh_host(self):
      try:
          host = self._output("host")
      except LookupError as e:
          raise remotelib.OperationError(
              f"cannot get host for {self.name} - is the remote started?"
          ) from e
      else:
          if not host:
              raise remotelib.OperationError(
                  f"cannot get host for {self.name} - the instance "
                  "appears to be stopped"
              )
          return host
  
imports: import json
  import logging
  import os
  import re
  import subprocess
  import sys
  from guild import remote
  from guild import remote_util
  from guild import util
  from guild import var
  from .None import ssh
  from .None import ssh_util
label_desc: Use image node_id 26 for calling the AzureVMRemote obj's underlying member method code with example usage: obj._ssh_host() and returns: host