Python 2.5.2 - Ubuntu 8.04.3
http://www.python.org/doc/2.5.2/
http://docs.python.org/reference/datamodel.html#customizing-attribute-access
rm -fr foo -> import shutil; shutil.rmtree('foo')
sh foo.sh -> import os; os.system('sh foo.sh')
/bin/bar.sh -> import subprocess; subprocess.call('/bin/bar.sh')
read input -> import sys; input = sys.stdin.readline().strip()
python-urwid - curses-based UI/widget library for Python
Universal Feed Parser - http://www.feedparser.org/
Python library for serializing any arbitrary object graph into JSON - http://code.google.com/p/jsonpickle/
Local HTTP Server - `python -m SimpleHTTPServer`