code: def _count_key(str, key):
      m = re.findall(key, str)
      return len(m)
  
file_path: milvus/internal/core/build-support/run_clang_tidy.py
imports: from __future__ import print_function
  import argparse
  import multiprocessing
  import lintutils
  from subprocess import PIPE
  import sys
  from functools import partial
  import re
label_desc: Use image node_id 2 for calling a global function with example usage: _count_key(str, key) and returns: len