workqueue: remove unnecessary import and function in wq_monitor.py

  rescued  The number of work items executed by the rescuer.

"""

import sys

import signal

import os

import re

import time

import json

import drgn

from drgn.helpers.linux.list import list_for_each_entry,list_empty

from drgn.helpers.linux.cpumask import for_each_possible_cpu

from drgn.helpers.linux.list import list_for_each_entry

import argparse

parser = argparse.ArgumentParser(description=desc,

                    help='Output in json')

args = parser.parse_args()

def err(s):

    print(s, file=sys.stderr, flush=True)

    sys.exit(1)

workqueues              = prog['workqueues']

WQ_UNBOUND              = prog['WQ_UNBOUND']