code: def release_package():
      # Run tests
      subprocess.check_call([sys.executable, "-m", "flake8"])
      subprocess.check_call([sys.executable, "-m", "pytest"])
  
      # Prepare source distribution and wheel
      subprocess.check_call(
          [sys.executable, "-m", "build", "--sdist", "--wheel"]
      )
  
      # Upload package to PyPi
      subprocess.check_call(
          [sys.executable, "-m", "twine", "upload", "dist/*"]
      )
  
label_desc: Use image node_id 1 for calling a global function with example usage: release_package() without return types