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