psycopg_pool release notes

Future releases

psycopg_pool 3.1.10 (unreleased)

  • Use typing.Self as a more correct return value annotation of context managers and other self-returning methods (see ticket 708).

Current release

psycopg_pool 3.1.9

  • Fix the return type annotation of NullConnectionPool.__enter__() (part of ticket #540).

psycopg_pool 3.1.8

  • Enforce connections’ max_lifetime on check() (ticket #482).

psycopg_pool 3.1.7

  • Fix handling of tasks cancelled while waiting in async pool queue (ticket #503).

psycopg_pool 3.1.6

  • Declare all parameters in pools constructors, instead of using **kwargs (ticket #493).

psycopg_pool 3.1.5

  • Make sure that ConnectionPool.check() refills an empty pool (ticket #438).

  • Avoid error in Pyright caused by aliasing TypeAlias (ticket #439).

psycopg_pool 3.1.4

  • Fix async pool exhausting connections, happening if the pool is created before the event loop is started (ticket #219).

psycopg_pool 3.1.3

  • Add support for Python 3.11 (ticket #305).

psycopg_pool 3.1.2

  • Fix possible failure to reconnect after losing connection from the server (ticket #370).

psycopg_pool 3.1.1

  • Fix race condition on pool creation which might result in the pool not filling (ticket #230).

psycopg_pool 3.1.0

  • Add Null connection pools (ticket #148).

  • Add ConnectionPool.open() and open parameter to the pool init (ticket #151).

  • Drop support for Python 3.6.

psycopg_pool 3.0.3

  • Raise ValueError if ConnectionPool min_size and max_size are both set to 0 (instead of hanging).

  • Raise PoolClosed calling wait() on a closed pool.

psycopg_pool 3.0.2

  • Remove dependency on the internal psycopg._compat module.

psycopg_pool 3.0.1

  • Don’t leave connections idle in transaction after calling check() (ticket #144).

psycopg_pool 3.0

  • First release on PyPI.