ext.py 文件源码

def _format_options(ctx):
    """Format all `click.Option` for a `click.Command`."""
    # the hidden attribute is part of click 7.x only hence use of getattr
    params = [x for x in ctx.command.params if isinstance(x, click.Option)
              and not getattr(x, 'hidden', False)]

    for param in params:
        for line in _format_option(param):
            yield line
        yield ''