Python 3 and PyQt 6. Application Development

The Python 3 language is described: data types, operators, branching and selection conditions, loops, regular expressions, functions, classes, working with files and directories, interaction with Windows mechanisms, frequently used modules of the standard library. Special attention is paid to the... PyQt library, which allows the creation of applications with a graphical interface. Tools for creating and displaying windows, basic components (buttons, fields, lists, tables, menus, toolbars, etc.) are described. Event and signal handling, development of multithreaded programs, working with databases, outputting graphics, multimedia playback, recording audio, video, and photo, printing documents, exporting them to Adobe PDF format, and saving program settings are covered. An example of a fully functional application for creating and solving Sudoku puzzles is provided. An electronic archive with all the examples from the book is available on the publisher's website.