recent editions and give links to their coverage hereand provide solutions to the end-of-part exercises solutions to end-of-quizzes appear in the themselves see the table of contents for finer-grained look at this book' components what this book is not given its relatively large audience over the yearssome have inevitably expected this book to serve role outside its scope so now that 've told you what this book isi also want to be clear on what it isn'tthis book is tutorialnot reference this book covers the language itselfnot applicationsstandard librariesor thirdparty tools this book is comprehensive look at substantial topicnot watered-down overview because these points are key to this book' contenti want to say few more words about them up front it' not reference or guide to specific applications this book is language tutorialnot referenceand not an applications book this is by designtoday' python--with its built-in typesgeneratorsclosurescomprehensionsunicodedecoratorsand blend of proceduralobject-orientedand functional programming paradigms--makes the core language substantial topic all by itselfand prerequisite to all your future python workin whatever domains you pursue when you are ready for other resourcesthoughhere are few suggestions and remindersreference resources as implied by the preceding structural descriptionyou can use the index and table of contents to hunt for detailsbut there are no reference appendixes in this book if you are looking for python reference resources (and most readers probably will be very soon in their python careers) suggest the previously mentioned book that also wrote as companion to this one--python pocket reference--as well as other reference books you'll find with quick searchand the standard python reference manuals maintained at up to dateand available both on the web and on your computer after windows install applications and libraries as also discussed earlierthis book is not guide to specific applications such as the webguisor systems programming by proxythis includes the libraries and preface xliii