other pyedit examples and screenshots in this book for other screenshots showing pyedit in actionsee the coverage of the following client programspydemos in deploys pyedit pop-ups to show source-code files pyview later in this embeds pyedit to display image note files pymailgui in uses pyedit to display email texttext attachmentsand source the last of these especially makes heavy use of pyedit' functionality and includes screenshots showing pyedit displaying additional unicode text with internationalized character sets in this rolethe text is either parsed from messages or loaded from temporary fileswith encodings determined by mail headers pyedit changes in version (third editioni've updated this example in both the third and fourth editions of this book because this is intended to reflect realistic programming practiceand because this example reflects that way that software evolves over timethis section and the one following it provide quick rundown of some of the major changes made along the way to help you study the code complete gui programs