pythongh-75552: Remove deprecated tkinter.tix module (pythonGH-104902)

Author: zware

Doc/conf.py

@@ -235,7 +235,6 @@
 # match any of the following regexes (using re.match).
 coverage_ignore_modules = [
     r'[T|t][k|K]',
-    r'Tix',
 ]
 
 coverage_ignore_functions = [

Doc/faq/gui.rst

@@ -46,15 +46,8 @@ One solution is to ship the application with the Tcl and Tk libraries, and point
 to them at run-time using the :envvar:`TCL_LIBRARY` and :envvar:`TK_LIBRARY`
 environment variables.
 
-To get truly stand-alone applications, the Tcl scripts that form the library
-have to be integrated into the application as well. One tool supporting that is
-SAM (stand-alone modules), which is part of the Tix distribution
-(https://tix.sourceforge.net/).
-
-Build Tix with SAM enabled, perform the appropriate call to
-:c:func:`Tclsam_init`, etc. inside Python's
-:file:`Modules/tkappinit.c`, and link with libtclsam and libtksam (you
-might include the Tix libraries as well).
+Various third-party freeze libraries such as py2exe and cx_Freeze have
+handling for Tkinter applications built-in.
 
 
 Can I have Tk events handled while waiting for I/O?

Doc/library/tk.rst

@@ -12,8 +12,7 @@ Graphical User Interfaces with Tk
 
 Tk/Tcl has long been an integral part of Python.  It provides a robust and
 platform independent windowing toolkit, that is available to Python programmers
-using the :mod:`tkinter` package, and its extension, the :mod:`tkinter.tix` and
-the :mod:`tkinter.ttk` modules.
+using the :mod:`tkinter` package, and its extension, the :mod:`tkinter.ttk` module.
 
 The :mod:`tkinter` package is a thin object-oriented layer on top of Tcl/Tk. To
 use :mod:`tkinter`, you don't need to write Tcl code, but you will need to
@@ -39,7 +38,6 @@ alternative `GUI frameworks and tools <https://wiki.python.org/moin/GuiProgrammi
    tkinter.scrolledtext.rst
    tkinter.dnd.rst
    tkinter.ttk.rst
-   tkinter.tix.rst
    idle.rst
 
 .. Other sections I have in mind are

Doc/library/tkinter.rst

@@ -252,10 +252,6 @@ Additional modules:
    (experimental) Drag-and-drop support for :mod:`tkinter`. This will
    become deprecated when it is replaced with the Tk DND.
 
-:mod:`tkinter.tix`
-   (deprecated) An older third-party Tcl/Tk package that adds several new
-   widgets. Better alternatives for most can be found in :mod:`tkinter.ttk`.
-
 :mod:`turtle`
    Turtle graphics in a Tk window.