diff options
Diffstat (limited to 'Lib')
| -rw-r--r-- | Lib/sqlite3/dbapi2.py | 14 | ||||
| -rw-r--r-- | Lib/sqlite3/test/dbapi.py | 7 |
2 files changed, 21 insertions, 0 deletions
diff --git a/Lib/sqlite3/dbapi2.py b/Lib/sqlite3/dbapi2.py index 991682c..6475f98 100644 --- a/Lib/sqlite3/dbapi2.py +++ b/Lib/sqlite3/dbapi2.py @@ -84,6 +84,20 @@ def register_adapters_and_converters(): register_adapters_and_converters() +# bpo-24464: enable_shared_cache was deprecated in Python 3.10. It's +# scheduled for removal in Python 3.12. +def enable_shared_cache(enable): + from _sqlite3 import enable_shared_cache as _old_enable_shared_cache + import warnings + msg = ( + "enable_shared_cache is deprecated and will be removed in Python 3.12. " + "Shared cache is strongly discouraged by the SQLite 3 documentation. " + "If shared cache must be used, open the database in URI mode using" + "the cache=shared query parameter." + ) + warnings.warn(msg, DeprecationWarning, stacklevel=2) + return _old_enable_shared_cache + # Clean up namespace del(register_adapters_and_converters) diff --git a/Lib/sqlite3/test/dbapi.py b/Lib/sqlite3/test/dbapi.py index 2b85ef9..3131c1e 100644 --- a/Lib/sqlite3/test/dbapi.py +++ b/Lib/sqlite3/test/dbapi.py @@ -83,6 +83,13 @@ class ModuleTests(unittest.TestCase): sqlite.DatabaseError), "NotSupportedError is not a subclass of DatabaseError") + def CheckSharedCacheDeprecated(self): + for enable in (True, False): + with self.assertWarns(DeprecationWarning) as cm: + sqlite.enable_shared_cache(enable) + self.assertIn("dbapi.py", cm.filename) + + class ConnectionTests(unittest.TestCase): def setUp(self): |