[kupfer] helplib: Add doctest for gobject_connect_weakly

[Ulrik Sverdrup <usverdrup src gnome org>]

commit 81ef275959f3932aa9193e003a85e091f5a232b0
Author: Ulrik Sverdrup <ulrik sverdrup gmail com>
Date:   Tue Sep 15 05:53:48 2009 +0200

    helplib: Add doctest for gobject_connect_weakly

 kupfer/helplib.py |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/kupfer/helplib.py b/kupfer/helplib.py
index 14b873b..d79e731 100644
--- a/kupfer/helplib.py
+++ b/kupfer/helplib.py
@@ -148,5 +148,21 @@ class GobjectWeakCallback (WeakCallback):
 def gobject_connect_weakly(sender, signal, mcallback, *user_args):
 	"""Connect weakly to GObject @sender's @signal,
 	with a callback method @mcallback
+
+	>>> import gtk
+	>>> btn = gtk.Button()
+	>>> class Handler (object):
+	...   def handle(self): pass
+	...   def __del__(self): print "deleted"
+	...
+	>>> h = Handler()
+	>>> gobject_connect_weakly(btn, "clicked", h.handle)
+	>>> del h
+	deleted
+	>>>
 	"""
 	GobjectWeakCallback._connect(sender, signal, mcallback, *user_args)
+
+if __name__ == '__main__':
+	import doctest
+	doctest.testmod()