code: def ready(self):
      pass
  
file_path: ray/release/nightly_tests/stress_tests/test_many_tasks.py
imports: import argparse
  import json
  import logging
  import os
  import time
  from collections import defaultdict
  import numpy
  import ray
label_desc: Use image node_id 2 for calling the Actor obj's underlying member method code with example usage: obj.ready() without return types