code: def generate_cython():
      cwd = os.path.abspath(os.path.dirname(__file__))
      print("[INFO] Cythonizing sources")
      p = subprocess.call(
          [sys.executable, os.path.join(cwd, "tools", "cythonize.py")],
          cwd=cwd,
      )
      if p != 0:
          raise RuntimeError("[ERROR] Running cythonize failed!")
  
file_path: caer/setup.py
imports: import sys
  import platform
  from setuptools import setup, find_packages
  from distutils.command.build_ext import build_ext
  from configparser import ConfigParser
  import subprocess
  import os
label_desc: Use image node_id 5 for calling a global function with example usage: generate_cython() without return types