code: def find_version(*file_paths):
      version_file = read(*file_paths)
      version_match = re.search(
          r"^__version__ = ['\"]([^'\"]*)['\"]", version_file, re.M
      )
      if version_match:
          return version_match.group(1)
      raise RuntimeError("Unable to find version string.")
  
imports: import io
  import os
  import re
  from setuptools import setup
label_desc: Use image node_id 2 for calling a global function with example usage: find_version() and returns: version_match