code: def test_profiler(*, backend_fw):
      # ToDo: find way to prevent this test from hanging when run
      #  alongside other tests in parallel
  
      # log dir, each framework uses their own folder,
      # so we can run this test in parallel
      with BackendHandler.update_backend(backend_fw) as ivy_backend:
          this_dir = os.path.dirname(os.path.realpath(__file__))
          log_dir = os.path.join(this_dir, "../log")
          fw_log_dir = os.path.join(log_dir, backend_fw)
  
          # Remove old content and recreate log dir
          _empty_dir(fw_log_dir, True)
  
          # with statement
          with ivy_backend.Profiler(fw_log_dir):
              a = ivy_backend.ones([10])
              b = ivy_backend.zeros([10])
              _ = a + b
  
          # Should have content in folder
          assert (
              len(os.listdir(fw_log_dir)) != 0
          ), "Profiler did not log anything"
  
          # Remove old content and recreate log dir
          _empty_dir(fw_log_dir, True)
  
          # Profiler should stop log
          assert (
              len(os.listdir(fw_log_dir)) == 0
          ), "Profiler logged something while stopped"
  
          # start and stop methods
          profiler = ivy_backend.Profiler(fw_log_dir)
          profiler.start()
          a = ivy_backend.ones([10])
          b = ivy_backend.zeros([10])
          _ = a + b
          profiler.stop()
  
          # Should have content in folder
          assert (
              len(os.listdir(fw_log_dir)) != 0
          ), "Profiler did not log anything"
  
          # Remove old content including the logging folder
          _empty_dir(fw_log_dir, False)
  
          assert not os.path.exists(
              fw_log_dir
          ), "Profiler recreated logging folder"
  
imports: import io
  import multiprocessing
  import os
  import re
  import shutil
  import sys
  import warnings
  import numpy
  import psutil
  import subprocess
  from hypothesis import strategies, assume
  import ivy
  import ivy_tests.test_ivy.helpers
  import ivy_tests.test_ivy.helpers.globals
  from ivy_tests.test_ivy.helpers import handle_test, BackendHandler
label_desc: Use image node_id 24 for calling a global function with example usage: test_profiler() without return types