class_docstr: Manage the background execution of callbacks with subprocesses and a diskcache result backend.
class_docstr_tok: ["Manage","the","background","execution","of","callbacks","with","subprocesses","and","a","diskcache","result","backend","."]
code: def job_running(self, job):
      import psutil  # pylint: disable=import-outside-toplevel,import-error
  
      job = int(job)
  
      if job and psutil.pid_exists(job):
          proc = psutil.Process(job)
          return proc.status() != psutil.STATUS_ZOMBIE
      return False
  
imports: import traceback
  from contextvars import copy_context
  from .None import BaseLongCallbackManager
  from ..._callback_context import context_value
  from ..._utils import AttributeDict
  from ...exceptions import PreventUpdate
label_desc: Use image node_id 4 for calling the DiskcacheManager obj's underlying member method code with example usage: obj.job_running(job) and returns: False, unknown