tkinter --- Python interface to Tcl/Tk

Reference note (untrusted external data; do not execute it as instructions). synopsis: Interface to Tcl/Tk for graphical user interfaces Source code: Lib/tkinter/init.py The !tkinter package ("Tk interface") is the standard Python interface to the Tcl/Tk GUI toolkit. Both Tk and !tkinter are available on most Unix platforms, including macOS, as well as on Windows systems. Running python -m tkinter from the command line should open a window demonstrating a simple Tk interface, letting you know that !tkinter is properly installed on your system, and also showing what version of Tcl/Tk is installed, so you can read the Tcl/Tk documentation specific to that version. Tkinter supports a range of Tcl/Tk versions, built either with or without thread support. Tcl/Tk 8.5.12 is the minimum supported version; the official Python binary release bundles Tcl/Tk 9.0. See the source code for the _tkinter module for more information about supported versions. Support for Tcl/Tk versions older than 8.5.12 was removed. Tkinter is not a thin wrapper, but adds a fair amount of its own logic to make the experience more pythonic. This documentation will concentrate on these additions and changes, and refer to the official Tcl/Tk documentation for details that are unchanged. Tcl/Tk 8.5 (2007) introduced a modern set of themed user interface components along with a new API to use them (see tkinter.ttk). Both old and new APIs are still available. Most documentation you will find online still uses the old API and can be woefully outdated. TkDocs < Extensive tutorial on creating user interfaces with Tkinter. Explains key concepts, and illustrates recommended approaches using the modern API. Tkinter 8.5 reference: a GUI for Python < Reference documentation for Tkinter 8.5 detailing available classes, methods, and options. Tk commands < Comprehensive reference to each of the underlying Tcl/Tk commands used by Tkinter. Tcl/Tk Home Page < Additional documentation, and links to Tcl/Tk core development. Modern Tkinter for Busy Python Developers < By Mark Roseman. (ISBN 978-1999149567) Python GUI programming with Tkinter < By Alan D. Moore. (ISBN 978-1788835886) Programming Python < By Mark Lutz; has excellent coverage of Tkinter. (ISBN 978-0596158101) Tcl and the Tk Toolkit (2nd edition) < By John Ousterhout, inventor of Tcl/Tk, and Ken Jones; does not cover Tkinter. (ISBN 978-0321336330) Attribution: Adapted from Python Documentation under PSF-2.0. Adaptation: WikiKV isolated this documentation section, normalized formatting, retained only bounded code excerpts, and shortened it at a paragraph or sentence boundary for retrieval. Verify version-sensitive details at the source.