bpo-31649: Make IDLE's _htest, _utest parameters keyword-only. (#3839)
diff --git a/Lib/idlelib/textview.py b/Lib/idlelib/textview.py
index de4b190..e3b5506 100644
--- a/Lib/idlelib/textview.py
+++ b/Lib/idlelib/textview.py
@@ -57,7 +57,7 @@
"A simple text viewer dialog for IDLE."
def __init__(self, parent, title, text, modal=True,
- _htest=False, _utest=False):
+ *, _htest=False, _utest=False):
"""Show the given text in a scrollable window with a 'close' button.
If modal is left True, users cannot interact with other windows