howto:
Hello world using python/gtk
http://handhelds.org/~nelson/pyglade/pyglade-tutorial
Creating a GUI using PyGTK and Glade:
http://www.learningpython.com/2006/05/07/creating-a-gui-using-pygtk-and-glade/
Building an Application with PyGTK and Glade:
http://www.learningpython.com/2006/05/30/building-an-application-with-pygtk-and-glade/
Howto to Talk with GoogleTalk in Python:
http://www.larsen-b.com/Article/214.html
Send email with attachment(s) in Python
http://www.bigbold.com/snippets/posts/show/2038
Python Email Libraries, part 1: POP3:
http://www.devshed.com/c/a/Python/Python-Email-Libraries-part-1-POP3/
Python Email Libraries, part 2: IMAP:
http://www.devshed.com/c/a/Python/Python-Email-Libraries-part-2-IMAP/
Python Email Libraries, part 3: SMTP and Email Parsing:
http://www.devshed.com/c/a/Python/Python-Email-Libraries-SMTP-and-Email-Parsing/
Devshed python tutorials:
http://www.devshed.com/c/b/Python/
PyGTK tutorials: gnomes tutorials
http://www.pygtk.org/tutorial.html
Developing Gnome Application with Python, parts 1 2 and 3: old
http://www.linuxfocus.org/English/July2000/article160.shtml
http://www.linuxfocus.org/English/January2002/article224.shtml
http://www.linuxfocus.org/English/November2002/article266.shtml
A Beginner's Guide to Using pyGTK and Glade:
http://www.linuxjournal.com/article/6586
Rapid Application Development with Python and Glade: writing a database application in glade using python/postgreSQL/gtk
http://www.linuxjournal.com/article/7421
Creating a GNOME Web Browser with Python: writing a simple mozilla-based browser with python/gtk
http://patrick.wagstrom.net/tutorials/pygtkmozembed/pygtkmozembed.html
Writing win32 applications with python and glade: writing a podcast client to download embedded torrents.
http://www.pygtk.org/articles/bitpodder/BitPodder.htm
Writing a Widget Using Cairo and PyGTK 2.8, parts 1 and 2
http://www.pygtk.org/articles/cairo-pygtk-widgets/cairo-pygtk-widgets.htm
http://www.pygtk.org/articles/cairo-pygtk-widgets/cairo-pygtk-widgets2.htm
Gstreamer based python audio player in no time: playing audio in python using gstreamer.
http://base-art.net/Articles/67/
Implementations:
email package: the official python email implementation
http://www.python.org/community/sigs/current/email-sig/
PyXMPP: Python Jabber/XMPPP implementation.
http://pyxmpp.jajcus.net/
Pitivi: a python/gtk/gstreamer application for editing video and audio.
http://pitivi.sourceforge.net/
Serpentine: a python/gtk application for writing cd-audio discs.
http://s1x.homelinux.net/projects/serpentine/
PYGMY: a python/gtk mail client.
http://pygmy.sourceforge.net/
SQmail home page: SQmaiL is a mail user agent that uses python/mysql/gtk.
http://sqmail.sourceforge.net/
Shtoom: a voip application written in python
http://www.divmod.org/projects/shtoom
xmpppy: library that is targeted to provide easy scripting with Jabber
http://xmpppy.sourceforge.net/