save_empty_tuple(): Comment on why we can't get rid of this.

38b1a271 · Tim Peters · a56f8cd5 · 38b1a271
Commit 38b1a271 authored Jan 28, 2003 by Tim Peters
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Lib/pickle.py Lib/pickle.py +3 -0

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--- 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)