proxy-pattern-pool

Proxy Pattern Pool Versions

TODO

• remove eventlet and gevent exclusions for Python 3.13 when possible.
• suspend house keeping thread when nothing to do?

? on ?

• add convenient dev and clean.dev make targets.

11.2 on 2024-11-17

• Enable Python 3.14 CI.
• Improve documentation.
• Improve yield pattern.

11.1 on 2024-08-03

• Use ProxyException instead of Exception in one place.
• Activate Pypy 3.10 and Python 3.13 on GitHub CI.

11.0 on 2024-08-02

• Add delayed pool parameter initialization with _set_pool.

10.3 on 2024-08-02

• Improve documentation.
• Add workaround against Flask --debug initial reload, triggered by setting environment variable PPP_WERKZEUG_WORKAROUND.

10.2 on 2024-08-01

• Fix blocking conditions due to improper locking from Proxy.
• Improve debugging experience.

10.1 on 2024-07-31

• Improve error message and debugging code.
• Do not forget to release semaphore token in unlucky borrowing.
• Add id counter to help identify multiple pools.
• Drop mypy check.
• Release semaphore while still under lock to reduce the hold time.

10.0 on 2024-07-25

• Improve doc and source comments.
• Add shutdown on Pool.
• Add ruff check.

9.7 on 2024-03-08

• Fix detection of the debugging level status.
• Add _has_obj method to test if an error occured on get.
• Add more configuration data to stats.

9.6 on 2024-03-07

• Add more guarded debugging traces.
• Pass pyright and enable it in CI.
• Add and use ruff instead of flake8.

9.5 on 2024-03-03

• Collect and show more statistics.

9.4 on 2024-03-03

• Improve stats output for semaphore.

9.3 on 2024-03-03

• Improve collected stats.
• Clean-up code, reducing loc significantly.

9.2 on 2024-03-02

• Rework internals to minimize lock time.
• Show timestamp in ISO format.

9.1 on 2024-03-02

• Do not generate "None" but None on undefined semaphore stats.

9.0 on 2024-03-02

• Add delay parameter for forcing house keeping round delays.
• Add health check hook.
• Rework and improve statistics.
• Improve documentation.
• Drop close and max_delay upward compatibility parameters.

8.5 on 2024-02-27

• Add running time to stats.

8.4 on 2024-02-26

• Add stats parameter and stats method to Pool.

8.3 on 2024-02-24

• Add more stats.
• Improve housekeeping resilience.

8.2 on 2024-02-21

• Improved debugging information.

8.1 on 2024-02-21

• Show more pool data.
• Improve overall resilience in case of various errors.
• Improve Pool documentation.

8.0 on 2024-02-20

• Add opener, getter, retter and closer pool hooks.

7.4 on 2024-02-17

• Fix log_level handling.

7.3 on 2024-02-17

• Add tracer parameter to help debugging on pool objects.

7.2 on 2024-02-17

• Add log_level parameter.
• Add pyright (non yet working) check.

7.1 on 2024-02-17

• On second thought, allow both warning and killing long running objects.

7.0 on 2024-02-17

• Kill long running objects instead of just warning about them.

6.1 on 2023-11-19

• Add Python 3.12 tests.

6.0 on 2023-07-17

• Add support for more local scopes: WERKZEUG, EVENTLET, GEVENT.

5.0 on 2023-06-16

• Use pyproject.toml only.
• Require Python 3.10 for simpler code.

4.0 on 2023-02-05

• Add max_using_delay for warnings.
• Add with support to both Pool and Proxy classes.
• Add module-specific exceptions: PoolException, ProxyException.

3.0 on 2022-12-27

• Wait for available objects when max_size is reached.
• Add min_size parameter to Proxy.

2.1 on 2022-12-27

• Ensure that pool always hold min_size objects.

2.0 on 2022-12-26

• Add min size and max delay feature to Pool.

1.1 on 2022-11-12

• Minor fixes for mypy.
• Test with Python 3.12.
• Improved documentation.

1.0 on 2022-10-29

• Add some documentation.

0.1 on 2022-10-28

• Initial release with code extracted from FlaskSimpleAuth.

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