8000 bpo-42862: Use functools.lru_cache iso. _sqlite.Cache in sqlite3 module by erlend-aasland · Pull Request #24203 · python/cpython · GitHub
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bpo-42862: Use functools.lru_cache iso. _sqlite.Cache in sqlite3 module #24203

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Merged
merged 18 commits into from
Jun 3, 2021
Merged

bpo-42862: Use functools.lru_cache iso. _sqlite.Cache in sqlite3 module #24203

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9c24ebc
Use functools.lru_cache iso. _sqlite.Cache/Node
Dec 26, 2020
0a8133a
Update documentation
Jan 12, 2021
7830f3b
Add tests
Jan 12, 2021
5c8e05c
Add NEWS
Jan 12, 2021
d2078bc
Fix tests on Windows
Jan 21, 2021
6c6a422
Tiny optimisation: increase the cache size from 100 to 128
May 2, 2021
2795aca
Move What's New to 3.11
May 14, 2021
05ce0e4
Address review: don't expose cache API
May 19, 2021
839f264
Remove empty line
May 19, 2021
8d1c138
Address review: document Windows test workaround
May 19, 2021
0067cef
Address review: check PyLong_FromLong ret value
May 19, 2021
a95a386
Address review: add global state and add LRU cache func to it
May 19, 2021
9882ebd
Fix rebase
May 25, 2021
150b3e7
Merge branch 'main' into sqlite-cache
May 29, 2021
5a4aacc
Revert test workaround
Jun 2, 2021
d1a233a 10000
Merge branch 'main' into sqlite-cache
Jun 3, 2021
401b057
Improve naming: get_statement => get_statement_from_cache
Jun 3, 2021
dfb47a8
Remove spurious change in connection_dealloc
Jun 3, 2021
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Move What's New to 3.11
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Erlend E. Aasland committed May 25, 2021
commit 2795aca91e9bb25ff7f6e611d6ecac04df478435
6 changes: 0 additions & 6 deletions Doc/whatsnew/3.10.rst
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Expand Up @@ -1237,12 +1237,6 @@ Add audit events for :func:`~sqlite3.connect/handle`,
:meth:`~sqlite3.Connection.load_extension`.
(Contributed by Erlend E. Aasland in :issue:`43762`.)

:mod:`sqlite3` now utilizes :meth:`functools.lru_cache` to implement the
connection statement cache. The statement cache can be accessed via the new
method :meth:`sqlite3.Connection.statement_cache`. As a small optimisation, the
default statement cache size has been increased from 100 to 128.
(Contributed by Erlend E. Aasland in :issue:`42862`.)

sys
---

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9 changes: 9 additions & 0 deletions Doc/whatsnew/3.11.rst
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Expand Up @@ -86,6 +86,15 @@ New Modules
Improved Modules
================

sqlite3
-------

:mod:`sqlite3` now utilizes :meth:`functools.lru_cache` to implement the
connection statement cache. The statement cache can be accessed via the new
method :meth:`sqlite3.Connection.statement_cache`. As a small optimisation, the
default statement cache size has been increased from 100 to 128.
(Contributed by Erlend E. Aasland in :issue:`42862`.)


Optimizations
=============
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0