that run in web browsers-- very different conceptbut another option for interface design keep in mindtoothat even if you don' see gui example in this book that looks very close to one you need to programyou've already met all the building blocks constructing larger guis for your application is really just matter of laying out hierarchical composites of the widgets presented in this part of the text for instancea complex display might be composed as collection of radio buttonslistboxesscalestext fieldsmenusand so on--all arranged in frames or grids to achieve the desired appearance pop-up top-level windowsas well as independently run gui programs linked with inter-process communication (ipcmechanismssuch as pipessignalsand socketscan further supplement complex graphical interface moreoveryou can implement larger gui components as python classes and attach or extend them anywhere you need similar interface devicesee pyedit' role in pyview and pymailgui for prime example with little creativitytkinter' widget set and python support virtually unlimited number of layouts beyond this booksee the tkinter documentation overview in the books department at python' website at if you catch the tkinter bugi want to again recommend downloading and experimenting with the packages introduced in --especially pmwpiltixand ttk (tix and ttk are standard part of python todaysuch extensions add additional tools to the tkinter arsenal that can make your guis more sophisticatedwith minimal coding where to go from here