[issue33257] Race conditions in Tkinter with non-threaded Tcl

[Terry J. Reedy]

Terry J. Reedy <tjreedy at udel.edu> added the comment:

I believe I have seen this exact error message within the last few months, and I found one example on SO. https://stackoverflow.com/questions/21209124/weird-error-that-comes-up-during-python-program-run

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nosy: +terry.reedy

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<https://bugs.python.org/issue33257>
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