code: def find_in_path(name, path):
      "Find a file in a search path"
      # Adapted fom
      # http://code.activestate.com/recipes/52224-find-a-file-given-a-search-path/
      for dir in path.split(os.pathsep):
          binpath = pjoin(dir, name)
          if os.path.exists(binpath):
              return os.path.abspath(binpath)
      return None
  
file_path: insightface/detection/retinaface/rcnn/cython/setup.py
imports: import os
  from os.path import join
  from setuptools import setup
  from distutils.extension import Extension
  from Cython.Distutils import build_ext
  import numpy
label_desc: Use image node_id 1 for calling a global function with example usage: find_in_path(name, path) and returns: None, os