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

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

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

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

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

Add support for Python 3.11 (ticket #305 ).

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

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

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.

Remove dependency on the internal psycopg._compat module.

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