code: def _get_source_relative_path(source_abs_path):
      return os.path.relpath(
          source_abs_path, _find_source_root(source_abs_path)
      )
  
file_path: chainercv/docs/source/conf.py
imports: import inspect
  import os
  import pkg_resources
  import sys
label_desc: Use image node_id 5 for calling a global function with example usage: _get_source_relative_path(source_abs_path) and returns: os