From a6ae9a2128a85301ded9381c181539720ce82ca0 Mon Sep 17 00:00:00 2001
From: Tim Peters <tim.peters@gmail.com>
Date: Tue, 28 Jan 2003 16:58:41 +0000
Subject: save_empty_tuple():  Comment on why we can't get rid of this.

---
 Lib/pickle.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Lib/pickle.py b/Lib/pickle.py
index 88f03a4..1b364c6 100644
--- a/Lib/pickle.py
+++ b/Lib/pickle.py
@@ -515,6 +515,9 @@ class Pickler:
 
     dispatch[TupleType] = save_tuple
 
+    # save_empty_tuple() isn't used by anything in Python 2.3.  However, I
+    # found a Pickler subclass in Zope3 that calls it, so it's not harmless
+    # to remove it.
     def save_empty_tuple(self, obj):
         self.write(EMPTY_TUPLE)
 
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