1 files changed, 1 insertions, 0 deletions
diff --git a/stl.py b/stl.py
index 276a645..a458708 100644
--- a/stl.py
+++ b/stl.py
@@ -3,6 +3,7 @@ import string
 import struct
 
 def read_stl(filename):
+    """Return a triangle mesh from `filename`."""
     f = open(filename)
     buf = f.read(200)
     f.close()