Issue # 10652: make tcl/tk tests run after __all__ test, patch by Zachary Ware.

Lib/test/test_tcl.py

@@ -8,6 +8,9 @@ from test import support
 # Skip this test if the _tkinter module wasn't built.
 _tkinter = support.import_module('_tkinter')
 
+# Make sure tkinter._fix runs to set up the environment
+support.import_fresh_module('tkinter')
+
 from tkinter import Tcl
 from _tkinter import TclError
 

Lib/test/test_tk.py

@@ -2,6 +2,9 @@ from test import support
 # Skip test if _tkinter wasn't built.
 support.import_module('_tkinter')
 
+# Make sure tkinter._fix runs to set up the environment
+support.import_fresh_module('tkinter')
+
 # Skip test if tk cannot be initialized.
 from tkinter.test.support import check_tk_availability
 check_tk_availability()

Lib/test/test_ttk_guionly.py

@@ -5,6 +5,9 @@ from test import support
 # Skip this test if _tkinter wasn't built.
 support.import_module('_tkinter')
 
+# Make sure tkinter._fix runs to set up the environment
+support.import_fresh_module('tkinter')
+
 # Skip test if tk cannot be initialized.
 from tkinter.test.support import check_tk_availability
 check_tk_availability()

Lib/test/test_ttk_textonly.py

@@ -4,6 +4,9 @@ from test import support
 # Skip this test if _tkinter does not exist.
 support.import_module('_tkinter')
 
+# Make sure tkinter._fix runs to set up the environment
+support.import_fresh_module('tkinter')
+
 from tkinter.test import runtktests
 
 def test_main():

Misc/NEWS

@@ -654,6 +654,9 @@ Library
 Tests
 -----
 
+- Issue #10652: make tcl/tk tests run after __all__ test, patch by
+  Zachary Ware.
+
 - Issue #11963: remove human verification from test_parser and test_subprocess.
 
 - Issue #11732: add a new suppress_crash_popup() context manager to test.support