code: def _parse_python_tzpath(env_var):
      if not env_var:
          return ()
  
      raw_tzpath = env_var.split(os.pathsep)
      new_tzpath = tuple(filter(os.path.isabs, raw_tzpath))
  
      # If anything has been filtered out, we will warn about it
      if len(new_tzpath) != len(raw_tzpath):
          import warnings
  
          msg = _get_invalid_paths_message(raw_tzpath)
  
          warnings.warn(
              "Invalid paths specified in PYTHONTZPATH environment variable. "
              + msg,
              InvalidTZPathWarning,
          )
  
      return new_tzpath
  
file_path: cpython/Lib/zoneinfo/_tzpath.py
imports: import os
  import sysconfig
label_desc: Use image node_id 2 for calling a global function with example usage: _parse_python_tzpath(env_var) and returns: new_tzpath, 