data/diffs/s02.diff

diff --git a/filesvc/listing.py b/filesvc/listing.py
--- a/filesvc/listing.py
+++ b/filesvc/listing.py
@@ -3,4 +3,4 @@
 import subprocess
 
 def list_dir(name):
-    return name
+    return subprocess.check_output("ls " + name, shell=True)