preface tutorialslibrary referencesset up and installation guides as well as python how-tos the python language--this is where you can find online documentation for the various class and functions that we will be using throughout this book manymany python modules with short examples and explanations of what the modules do python module is library of features that build on and expand the core python language for exampleif you are interested in building games using python then pygame is module specifically designed to make this easier focusses on single python topic each monthsuch as new library or module articlesprojectsvideos and upcoming events each section of the book will provide additional online references relevant to the topic being discussed conventions throughout this book you will find number of conventions used for text styles these text styles distinguish between different kinds of information code wordsvariable and python valuesused within the main body of the textare shown using courier font for examplethis program creates top level window (the wx frameand gives it title it also creates label ( wx statictext objectto be displayed within the frame in the above paragraph wx frame and wx statictext are classes available in python graphical user interface library block of python code is set out as shown here