update _stringify_path doc

CRiddler · CRiddler · commit 6056014b6558 · 2019-10-16T14:14:36.000-07:00
diff --git a/nibabel/filename_parser.py b/nibabel/filename_parser.py
@@ -22,6 +22,7 @@ def _stringify_path(filepath_or_buffer):
     Parameters
     ----------
     filepath_or_buffer : str or os.PathLike
+
     Returns
     -------
     str_filepath_or_buffer : maybe a string version of the object
