diff options
| -rw-r--r-- | Lib/_compat_pickle.py | 7 | ||||
| -rw-r--r-- | Misc/NEWS | 3 |
2 files changed, 10 insertions, 0 deletions
diff --git a/Lib/_compat_pickle.py b/Lib/_compat_pickle.py index 6e39d4a..c0e0443 100644 --- a/Lib/_compat_pickle.py +++ b/Lib/_compat_pickle.py @@ -177,6 +177,13 @@ IMPORT_MAPPING.update({ 'DocXMLRPCServer': 'xmlrpc.server', 'SimpleHTTPServer': 'http.server', 'CGIHTTPServer': 'http.server', + # For compatibility with broken pickles saved in old Python 3 versions + 'UserDict': 'collections', + 'UserList': 'collections', + 'UserString': 'collections', + 'whichdb': 'dbm', + 'StringIO': 'io', + 'cStringIO': 'io', }) REVERSE_IMPORT_MAPPING.update({ @@ -44,6 +44,9 @@ Core and Builtins Library ------- +- Issue #26013: Added compatibility with broken protocol 2 pickles created + in old Python 3 versions (3.4.3 and lower). + - Issue #25850: Use cross-compilation by default for 64-bit Windows. - Issue #17633: Improve zipimport's support for namespace packages. |