Bug 1828275

python-click-man does not work anymore after python-click-7.1.1 got pushed into F30+ stable.
https://bodhi.fedoraproject.org/updates/?packages=python-click

$ python3 setup.py --command-packages=click_man.commands man_pages
running man_pages
Load entry point packit
Generate man pages for packit
Traceback (most recent call last):
  File "setup.py", line 27, in <module>
    setup(use_scm_version=True)
  File "/usr/lib/python3.7/site-packages/setuptools/__init__.py", line 145, in setup
    return distutils.core.setup(**attrs)
  File "/usr/lib64/python3.7/distutils/core.py", line 148, in setup
    dist.run_commands()
  File "/usr/lib64/python3.7/distutils/dist.py", line 966, in run_commands
    self.run_command(cmd)
  File "/usr/lib64/python3.7/distutils/dist.py", line 985, in run_command
    cmd_obj.run()
  File "/usr/lib/python3.7/site-packages/click_man/commands/man_pages.py", line 67, in run
    write_man_pages(name, cli, version=self.version, target_dir=self.target)
  File "/usr/lib/python3.7/site-packages/click_man/core.py", line 59, in write_man_pages
    man_page = generate_man_page(ctx, version)
  File "/usr/lib/python3.7/site-packages/click_man/core.py", line 36, in generate_man_page
    man_page.options = [x.get_help_record(None) for x in ctx.command.params if isinstance(x, click.Option)]
  File "/usr/lib/python3.7/site-packages/click_man/core.py", line 36, in <listcomp>
    man_page.options = [x.get_help_record(None) for x in ctx.command.params if isinstance(x, click.Option)]
  File "/usr/lib/python3.7/site-packages/click/core.py", line 1887, in get_help_record
    if self.default is not None and (self.show_default or ctx.show_default):
AttributeError: 'NoneType' object has no attribute 'show_default'

Seems to work OK after "pip3 install --user click-man==0.4.1"