From 7516a5526e6561ca3c9f3306b7d46ed06f70047b Mon Sep 17 00:00:00 2001
From: Itamar Turner-Trauring <itamar@itamarst.org>
Date: Fri, 7 Aug 2020 12:57:46 -0400
Subject: [PATCH] Port to Python 3.

---
 src/allmydata/interfaces.py    | 16 ++++++++++++++++
 src/allmydata/util/_python3.py |  1 +
 2 files changed, 17 insertions(+)

diff --git a/src/allmydata/interfaces.py b/src/allmydata/interfaces.py
index 36eb55bfb..7b02ceea9 100644
--- a/src/allmydata/interfaces.py
+++ b/src/allmydata/interfaces.py
@@ -1,3 +1,19 @@
+"""
+Interfaces for Tahoe-LAFS.
+
+Ported to Python 3.
+"""
+from __future__ import absolute_import
+from __future__ import division
+from __future__ import print_function
+from __future__ import unicode_literals
+
+from future.utils import PY2
+if PY2:
+    # Don't import object/str/dict/etc. types, so we don't break any interfaces.
+    from builtins import filter, map, zip, ascii, chr, hex, input, next, oct, open, pow, round, super, range, max, min  # noqa: F401
+
+from past.builtins import long
 
 from zope.interface import Interface, Attribute
 from twisted.plugin import (
diff --git a/src/allmydata/util/_python3.py b/src/allmydata/util/_python3.py
index 091c248af..c3de47608 100644
--- a/src/allmydata/util/_python3.py
+++ b/src/allmydata/util/_python3.py
@@ -22,6 +22,7 @@ PORTED_MODULES = [
     "allmydata.crypto.rsa",
     "allmydata.crypto.util",
     "allmydata.hashtree",
+    "allmydata.interfaces",
     "allmydata.test.common_py3",
     "allmydata.util._python3",
     "allmydata.util.abbreviate",