code: def package_files(directory):
      paths = []
      for path, _, filenames in os.walk(directory):
          for filename in filenames:
              paths.append(os.path.join("..", path, filename))
      return paths
  
imports: import os
  from importlib.machinery import SourceFileLoader
  from setuptools import setup, find_packages
label_desc: Use image node_id 1 for calling a global function with example usage: package_files(directory) and returns: paths