gh-131918: Add _ThreadLocalSqliteConnection in dbm.sqlite#131920
gh-131918: Add _ThreadLocalSqliteConnection in dbm.sqlite#131920meghprkh wants to merge 5 commits into
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Most changes to Python require a NEWS entry. Add one using the blurb_it web app or the blurb command-line tool. If this change has little impact on Python users, wait for a maintainer to apply the |
IMO, yes. |
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| Fixes dbm.sqlite3 for multi-threaded use-cases by using thread-local connections. | |||
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| Fixes dbm.sqlite3 for multi-threaded use-cases by using thread-local connections. | |
| Make :mod:`dbm.sqlite3` thread-safe by using thread-local database connections. |
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Hmm this fix doesnt really work with As in currently the close method closes connections from other threads, which would give the same error. |
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Not too familiar with There should probably be a docs update to explain exactly what thread-safety guarantees this is making (and if they depend on |
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Very weirdly, on my system (Fedora Linux), the sqlite3.threadsafety is set to 3 by default, but I still seem to be getting the error |
| wrthread = ref(thread, thread_deleted) | ||
| try: | ||
| conn = sqlite3.connect(self._uri, autocommit=True, uri=True) | ||
| self._conn[id(thread)] = conn |
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| self._conn[id(thread)] = conn | |
| self._conn[thread.native_id] = conn |
Hmm why not using native_id?
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This PR is stale because it has been open for 30 days with no activity. |
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I am a first-time contributor and I am not sure about the quality of the code at all, review comments will be appreciated :)
Will try to add a test later. Should this be back-ported to Python 3.13?