code: def job(self, job):
      self._job = _as_str_or_none(job)
      self._as_string, self._hash = None, None
  
imports: from tensorflow.python.util.tf_export import tf_export
  from tensorflow.python import pywrap_tfe
label_desc: Use image node_id 1 for calling the DeviceSpecV1 obj's underlying member method code with example usage: obj.job(job) without return types