1 files changed, 2 insertions, 0 deletions
diff --git a/lddtree.py b/lddtree.py
index e851ac1..60f3a7c 100755
--- a/lddtree.py
+++ b/lddtree.py
@@ -596,6 +596,8 @@ def ParseELF(
 
 
 class _NormalizePathAction(argparse.Action):
+    """Argparse action to normalize paths."""
+
     def __call__(self, parser, namespace, values, option_string=None):
         setattr(namespace, self.dest, normpath(values))