Don't memoize the empty tuple in protocol 0.

2003-01-28 14:40:16 +00:00 · 2003-01-28 14:40:16 +00:00 · cbe2dbddda
parent 4faea015f7
commit cbe2dbddda
1 changed files with 2 additions and 1 deletions
--- a/Lib/pickle.py
+++ b/Lib/pickle.py
@ -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