config.py 文件源码

def get(ctx, keyword):
    """
    Print a configuration setting.

    \b
    Example:

        farmer config get api_url
    """
    config = ctx.obj['config']
    try:
        value = operator.attrgetter(keyword)(config)
    except AttributeError as exc:
        raise click.ClickException(exc.message)
    if isinstance(value, SCALARS):
        click.echo(value)
    else:
        # Resolve top-most LayeredConfig config and dump it as YAML.
        click.echo(dump_yaml(value))