save_dict(): Added a comment about the control flow NealN missed.

tim-one · tim-one · commit 82ca59e002ff · 2003-01-28T16:47:59.000Z
diff --git a/Lib/pickle.py b/Lib/pickle.py
@@ -561,7 +561,8 @@ def save_dict(self, obj):
                     save(value)
                 write(SETITEMS)
                 return
-
+            # else (dict is empty or a singleton), fall through to the
+            # SETITEM code at the end
         else:   # proto 0 -- can't use EMPTY_DICT or SETITEMS
             write(MARK + DICT)
             self.memoize(obj)
