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gh-92547: Remove deprecated sqlite3 features (#92548)

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The following sqlite3 features were deprecated in 3.10, scheduled for
removal in 3.12:

- sqlite3.OptimizedUnicode (gh-23163)
- sqlite3.enable_shared_cache (gh-24008)

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>
Signed-off-by: Erlend E. Aasland <erlend.aasland@protonmail.com>
This commit is contained in:
Erlend Egeberg Aasland 2022-05-16 19:52:08 +02:00 • committed by GitHub
parent 9b50585e02
commit 00f22e8cc2
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8 changed files with 16 additions and 121 deletions
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14
Lib/sqlite3/__init__.py
View file

@ -55,17 +55,3 @@ The sqlite3 module is written by Gerhard Häring <gh@ghaering.de>.
"""
from sqlite3.dbapi2 import *
# bpo-42264: OptimizedUnicode was deprecated in Python 3.10. It's scheduled
# for removal in Python 3.12.
def __getattr__(name):
if name == "OptimizedUnicode":
import warnings
msg = ("""
OptimizedUnicode is deprecated and will be removed in Python 3.12.
Since Python 3.3 it has simply been an alias for 'str'.
""")
warnings.warn(msg, DeprecationWarning, stacklevel=2)
return str
raise AttributeError(f"module 'sqlite3' has no attribute '{name}'")

14
Lib/sqlite3/dbapi2.py
View file

@ -82,20 +82,6 @@ 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(enable)
# Clean up namespace
del(register_adapters_and_converters)