diff --git a/src/allmydata/test/test_uri.py b/src/allmydata/test/test_uri.py
index 02a7533c4..a14e0c304 100644
--- a/src/allmydata/test/test_uri.py
+++ b/src/allmydata/test/test_uri.py
@@ -1,3 +1,8 @@
+
+"""
+Ported to Python 3.
+"""
+
 from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function
diff --git a/src/allmydata/uri.py b/src/allmydata/uri.py
index 00dcda944..ed4249ae2 100644
--- a/src/allmydata/uri.py
+++ b/src/allmydata/uri.py
@@ -1,3 +1,8 @@
+
+"""
+Ported to Python 3.
+"""
+
 from __future__ import absolute_import
 from __future__ import division
 from __future__ import print_function