User input masks - Access Style

[Adam Tauno Williams]

On Sun, 2010-12-26 at 20:37 -0800, flebber wrote:
> Is there anyay to use input masks in python? Similar to the function
> found in access where a users input is limited to a type, length and
> format.

<http://faq.pygtk.org/index.py?file=faq14.022.htp&req=show>

Typically this is handled by a callback on a keypress event.