click 8.2.1

on Python PyPI

This is the Click 8.2.1 fix release, which fixes bugs but does not otherwise change behavior and should not result in breaking changes compared to the latest feature release.

PyPI: https://pypi.org/project/click/8.2.1/
Changes: https://click.palletsprojects.com/page/changes/#version-8-2-1
Milestone: https://github.com/pallets/click/milestone/24?closed=1

• Fix flag value handling for flag options with a provided type. #2894 #2897
• Fix shell completion for nested groups. #2906
• Flush sys.stderr at the end of CliRunner.invoke. #2682
• Fix EOF handling for stdin input in CliRunner. #2787