diff options
| author | Antoine Pitrou <solipsis@pitrou.net> | 2010-09-09 18:33:21 (GMT) |
|---|---|---|
| committer | Antoine Pitrou <solipsis@pitrou.net> | 2010-09-09 18:33:21 (GMT) |
| commit | ea99c5c94985c21d8a64c9a3d753bde7f801c14a (patch) | |
| tree | 193ab657d8c66abf7b3147b17b5d1fe7c79f3c87 /Lib/pickle.py | |
| parent | 350c7229be7b288e2f4c93d0ae2e111cb15f640e (diff) | |
| download | cpython-ea99c5c94985c21d8a64c9a3d753bde7f801c14a.zip cpython-ea99c5c94985c21d8a64c9a3d753bde7f801c14a.tar.gz cpython-ea99c5c94985c21d8a64c9a3d753bde7f801c14a.tar.bz2 | |
Issue #9410: Various optimizations to the pickle module, leading to
speedups up to 4x (depending on the benchmark). Mostly ported from
Unladen Swallow; initial patch by Alexandre Vassalotti.
Diffstat (limited to 'Lib/pickle.py')
| -rw-r--r-- | Lib/pickle.py | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/Lib/pickle.py b/Lib/pickle.py index 8732508..aca8fd1 100644 --- a/Lib/pickle.py +++ b/Lib/pickle.py @@ -1287,12 +1287,6 @@ def decode_long(data): """ return int.from_bytes(data, byteorder='little', signed=True) -# Use the faster _pickle if possible -try: - from _pickle import * -except ImportError: - Pickler, Unpickler = _Pickler, _Unpickler - # Shorthands def dump(obj, file, protocol=None, *, fix_imports=True): @@ -1316,6 +1310,12 @@ def loads(s, *, fix_imports=True, encoding="ASCII", errors="strict"): return Unpickler(file, fix_imports=fix_imports, encoding=encoding, errors=errors).load() +# Use the faster _pickle if possible +try: + from _pickle import * +except ImportError: + Pickler, Unpickler = _Pickler, _Unpickler + # Doctest def _test(): import doctest |