Don't memoize the empty tuple in protocol 0.

2026-05-22 12:24:30 -04:00 · 2003-01-28 14:40:16 +00:00
parent 4faea015f7
commit cbe2dbddda
1 changed files with 2 additions and 1 deletions
@@ -502,7 +502,8 @@ class Pickler:

        # No recursion (including the empty-tuple case for protocol 0).
        self.write(TUPLE)
-        self.memoize(object) # XXX shouldn't memoize empty tuple?!
+        if object:                      # No need to memoize empty tuple
+            self.memoize(object)

    dispatch[TupleType] = save_tuple