From 8f08257512eef4528ad82ee46eed409686d6dc59 Mon Sep 17 00:00:00 2001
From: Paul Sokolovsky <pfalcon@users.sourceforge.net>
Date: Sun, 22 Oct 2017 19:50:20 +0300
Subject: [PATCH] pickle: Add dummy HIGHEST_PROTOCOL, accept dummy proto in
 dump, dumps.

For compatibility with CPython.

These are probably not good for low-resource ports, but for them we may
need to create upickle.
---
 pickle/pickle.py | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/pickle/pickle.py b/pickle/pickle.py
index e455620b..751a05dd 100644
--- a/pickle/pickle.py
+++ b/pickle/pickle.py
@@ -1,7 +1,9 @@
-def dump(obj, f):
+HIGHEST_PROTOCOL = 0
+
+def dump(obj, f, proto=0):
     f.write(repr(obj))
 
-def dumps(obj):
+def dumps(obj, proto=0):
     return repr(obj)
 
 def load(f):