From 2971c5e97d657d76141b7dbf694bb0546562ab4a Mon Sep 17 00:00:00 2001 From: Serhiy Storchaka Date: Sun, 14 Sep 2014 21:17:16 +0300 Subject: Issue #22384: An exception in Tkinter callback no longer crashes the program when it is run with pythonw.exe. Documented that Tk.report_callback_exception() is purposed to be overriden in applications. --- Lib/lib-tk/Tkinter.py | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/Lib/lib-tk/Tkinter.py b/Lib/lib-tk/Tkinter.py index 4de2605..8d21717 100644 --- a/Lib/lib-tk/Tkinter.py +++ b/Lib/lib-tk/Tkinter.py @@ -1879,9 +1879,12 @@ class Tk(Misc, Wm): if os.path.isfile(base_py): execfile(base_py, dir) def report_callback_exception(self, exc, val, tb): - """Internal function. It reports exception on sys.stderr.""" + """Report callback exception on sys.stderr. + + Applications may want to override this internal function, and + should when sys.stderr is None.""" import traceback, sys - sys.stderr.write("Exception in Tkinter callback\n") + print >>sys.stderr, "Exception in Tkinter callback" sys.last_type = exc sys.last_value = val sys.last_traceback = tb -- cgit v0.12