What is meant by "Duty Cycle" when referring to laser printers?

[MRAB]

On 2017-02-02 19:30, Chris Green wrote:
> Where is GDK_BUTTON_PRESS defined in gtk2, i.e. how can I use it when
> testing for button presses?
>
> I have tried gtk.GDK_BUTTON_PRESS and gtk.gdk.GDK_BUTTON_PRESS but
> both result in "object has no attribute 'GDK_BUTTON_PRESS'" errors.
>
Does this help?

http://faq.pygtk.org/index.py?req=edit&file=faq02.007.htp

BTW, why is the subject line what it is?