formatter.py 文件源码

def _make_command_requirements(command):
    requirements = []
    # All commands in this cog are owner-only anyway.
    if command.cog_name == 'Owner':
        requirements.append('**Bot Owner only**')

    def make_pretty(p):
        return p.replace('_', ' ').title().replace('Guild', 'Server')

    for check in command.checks:
        name = getattr(check, '__qualname__', '')

        if name.startswith('is_owner'):
            # the bot owner line must come above every other line, for emphasis.
            requirements.insert(0, '**Bot Owner only**')
        elif name.startswith('has_permissions'):
            permissions = inspect.getclosurevars(check).nonlocals['perms']
            pretty_perms = [make_pretty(k) if v else f'~~{make_pretty(k)}~~'
                            for k, v in permissions.items()]

            perm_names = ', '.join(pretty_perms)
            requirements.append(f'{perm_names} permission{"s" * (len(pretty_perms) != 1)}')

    return '\n'.join(requirements)