'Add the repack config filename onto the base output directory.
This allows us to repack lots of different configs to the same installer
name and still be able to distinguish them.
Args:
base_dir: output directory string
config_filename: the secondary config filename string
Returns:
String to be used as output directory for this repack.'

def GetOutputDir(self, base_dir, config_filename):

    return os.path.join(base_dir, os.path.basename(config_filename.replace('.yaml', '')))
