6.0.0 -- 2022-11-23

You can view the 6.0.0 milestone on GitHub for more details.

Backwards Incompatible Changes

Remove --diff option (See also :issue:`1389`, :pull:`1720`).
Produce an error when invalid codes are specified in configuration (See also :issue:`1689`, :pull:`1713`).
Produce an error if the file specified in --extend-config does not exist (See also :issue:`1729`, :pull:`1732`).
Remove optparse compatibility support (See also :pull:`1739`).

New Dependency Information

pycodestyle has been updated to >= 2.10.0, < 2.11.0 (See also :pull:`1746`).
Pyflakes has been updated to >= 3.0.0, < 3.1.0 (See also :pull:`1748`).

Features

Require python >= 3.8.1 (See also :pull:`1633`, :pull:`1741`).
List available formatters in for --format option in --help (See also :issue:`223`, :pull:`1624`).
Improve multiprocessing performance (See also :pull:`1723`).
Enable multiprocessing on non-fork platforms (See also :pull:`1723`).
Ensure results are sorted when discovered from files (See also :issue:`1670`, :pull:`1726`).