a ZÚß^ c@s8ddlZddlmZddlmZmZGdd„deƒZdS)éN)ÚCommand)Ú change_rootÚ convert_pathc@sFeZdZdZgd¢ZdgZdd„Zdd„Zdd „Zd d „Z d d „Z dS)Ú install_datazinstall data files))z install-dir=ZdzIbase directory for installing data files (default: installation base dir))zroot=Nzs