cli.py 文件源码

def validate_taxdump(value, method):
    if (os.path.isfile("%s/%s" % (value, "names.dmp")) and
        os.path.isfile("%s/%s" % (value, "nodes.dmp")) and
        os.path.isfile("%s/%s" % (value, "merged.dmp")) and
        os.path.isfile("%s/%s" % (value, "delnodes.dmp"))):
        return value
    else:
        with click.Context(method) as ctx:
            click.echo(ctx.get_help())
            raise click.BadParameter("Could not find names.dmp in taxdump, specify a value or make sure the files are present")