diff options
Diffstat (limited to 'Lib/pickle.py')
| -rw-r--r-- | Lib/pickle.py | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/Lib/pickle.py b/Lib/pickle.py index e36e6a6c90..739c24fb9b 100644 --- a/Lib/pickle.py +++ b/Lib/pickle.py @@ -191,6 +191,7 @@ class Pickler: self.memo = {} self.proto = int(proto) self.bin = proto >= 1 + self.fast = 0 def clear_memo(self): """Clears the pickler's "memo". @@ -230,6 +231,8 @@ class Pickler: # But there appears no advantage to any other scheme, and this # scheme allows the Unpickler memo to be implemented as a plain (but # growable) array, indexed by memo key. + if self.fast: + return memo_len = len(self.memo) self.write(self.put(memo_len)) self.memo[id(obj)] = memo_len, obj @@ -378,14 +381,7 @@ class Pickler: if getnewargs: args = getnewargs() # This bette not reference obj else: - # XXX These types should each grow a __getnewargs__ - # implementation so this special-casing is unnecessary. - for cls in int, long, float, complex, str, UnicodeType, tuple: - if cls and isinstance(obj, cls): - args = (cls(obj),) - break - else: - args = () + args = () save = self.save write = self.write |