Released v9.0.1 * Correct the deprecation message when not specifying a --format so that it uses the correct setting name (``format``) rather than the incorrect one (``list_format``) (:issue:`4058`). * Fix ``pip check`` to check all available distributions and not just the local ones (:issue:`4083`). * Fix a crash on non ASCII characters from `lsb_release` (:issue:`4062`). * Fix an SyntaxError in an an used module of a vendored dependency (:issue:`4059`). * Fix UNC paths on Windows (:issue:`4064`).