code: def find_test_binary(test_base_ref_dir, user_supplied_bin_path):
      vw_search_paths = [
          Path(test_base_ref_dir).joinpath(
              "../../../build/test/tools/fuzzing"
          )
      ]
  
      def is_test_binary(file_path):
          file_name = os.path.basename(file_path)
          return file_name == "test_initialize"
  
      return find_or_use_user_supplied_path(
          test_base_ref_dir=test_base_ref_dir,
          user_supplied_bin_path=user_supplied_bin_path,
          search_paths=vw_search_paths,
          is_correct_bin_func=is_test_binary,
          debug_file_name="test_initialize",
      )
  
file_path: vowpal_wabbit/test/tools/fuzzing/fuzz.py
imports: import argparse
  import csv
  import os
  from pathlib import Path
  import threading
  import time
  import shlex
  import subprocess
  import sys
  import signal
label_desc: Use image node_id 3 for calling a global function with example usage: find_test_binary(test_base_ref_dir, user_supplied_bin_path) and returns: find_or_use_user_supplied_path, unknown