XML Processing with Python

13.1. A Simple XML DTD for Filesystem Information

We will work with the following very simple representation of filesystem information.

 CD-ROM reference=13001.txt <!__ A simple DTD for filesystem information A filesystem consists of a root xfs element that can contain files and/or other directories. Both directories and files have names and modification dates. Files have an associated size in bytes --> <!-- Root element type --> < xfs (pattern,(dir|file)*)> <!-- The wildcard pattern used to create the filesystem listing --> < pattern (#PCDATA)> <!-- A directory has a name, a modification time and 0 or more of either files or directories --> < dir (name,mod,(dir|file)*)> <!-- A file has a name, a size and a modification time --> < file (name,size,mod)> ...