click 8.1.8

on Python PyPI

This is the Click 8.1.8 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/8.1.8/
Changes: https://click.palletsprojects.com/en/stable/changes/#version-8-1-8
Milestone https://github.com/pallets/click/milestones/23?closed=1

• Fix an issue with type hints for click.open_file(). #2717
• Fix issue where error message for invalid click.Path displays on
  multiple lines. #2697
• Fixed issue that prevented a default value of "" from being displayed in
  the help for an option. #2500
• The test runner handles stripping color consistently on Windows. #2705
• Show correct value for flag default when using default_map. #2632
• Fix click.echo(color=...) passing color to coloroma so it can be
  forced on Windows. #2606.
• More robust bash version check, fixing problem on Windows with git-bash. #2638
• Cache the help option generated by the help_option_names setting to
  respect its eagerness. #2811
• Replace uses of os.system with subprocess.Popen. #1476
• Exceptions generated during a command will use the context's color
  setting when being displayed. #2193
• Error message when defining option with invalid name is more descriptive. #2452
• Refactor code generating default --help option to deduplicate code. #2563
• Test CLIRunner resets patched _compat.should_strip_ansi. #2732