code: def open(fname):
      
      with _builtin_open(fname) as fh:
          region_string = fh.read()
      return parse(region_string)
docs: Open, read and parse DS9 region file.
  
      Parameters
      ----------
      fname : str
          Filename
  
      Returns
      -------
      shapes : `ShapeList`
          List of `~pyregion.Shape`