code: def find_reviewers(body: str) -> List[str]:
      matches = re.findall(
          r"(cc( @[-A-Za-z0-9]+)+)", body, flags=re.MULTILINE
      )
      matches = [full for full, last in matches]
  
      reviewers = []
      for match in matches:
          if match.startswith("cc "):
              match = match.replace("cc ", "")
          users = [x.strip() for x in match.split("@")]
          reviewers += users
  
      reviewers = set(x for x in reviewers if x != "")
      return list(reviewers)
  
file_path: tvm/ci/scripts/github/ping_reviewers.py
imports: import argparse
  import re
  import datetime
  import json
  import sys
  import textwrap
  from pathlib import Path
  from typing import List
  from git_utils import git, parse_remote
label_desc: Use image node_id 2 for calling a global function with example usage: find_reviewers(body) and returns: list