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 call_job_fn(self, key, job_fn, args, context):
      # pylint: disable-next=import-outside-toplevel,no-name-in-module,import-error
      from multiprocess import Process
  
      # pylint: disable-next=not-callable
      proc = Process(
          target=job_fn,
          args=(key, self._make_progress_key(key), args, context),
      )
      proc.start()
      return proc.pid
  
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 7 for calling the DiskcacheManager obj's underlying member method code with example usage: obj.call_job_fn(key, job_fn, args, context) and returns: proc