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authorSerhiy Storchaka <storchaka@gmail.com>2020-12-19 12:17:08 +0200
committerGitHub <noreply@github.com>2020-12-19 12:17:08 +0200
commit3d569fd6dccf9f582bafaca04d3535094cae393e (patch)
tree2468e1823c476391b2abecc79d093e0cbeb96b0c /Lib/tkinter/ttk.py
parent1e27b57dbc8c1b758e37a531487813aef2d111ca (diff)
downloadcpython-git-3d569fd6dccf9f582bafaca04d3535094cae393e.tar.gz
bpo-42630: Improve error reporting in Tkinter for absent default root (GH-23781)
* Tkinter functions and constructors which need a default root window raise now RuntimeError with descriptive message instead of obscure AttributeError or NameError if it is not created yet or cannot be created automatically. * Add tests for all functions which use default root window. * Fix import in the pynche script.
Diffstat (limited to 'Lib/tkinter/ttk.py')
-rw-r--r--Lib/tkinter/ttk.py7
1 files changed, 1 insertions, 6 deletions
diff --git a/Lib/tkinter/ttk.py b/Lib/tkinter/ttk.py
index f3a2f7660f..ab7aeb15e8 100644
--- a/Lib/tkinter/ttk.py
+++ b/Lib/tkinter/ttk.py
@@ -349,12 +349,7 @@ def setup_master(master=None):
If it is not allowed to use the default root and master is None,
RuntimeError is raised."""
if master is None:
- if tkinter._support_default_root:
- master = tkinter._default_root or tkinter.Tk()
- else:
- raise RuntimeError(
- "No master specified and tkinter is "
- "configured to not support default root")
+ master = tkinter._get_default_root()
return master