python: ./Modules/_tkinter.c:2784: int Tktt_Traverse(PyObject *, visitproc, void *): Assertion `TkttObject_Check(op)' failed. The reason is as follows: whenever a timer handler is created, there are ...
What's This Book About? This book walks you through 7 full-featured applications built with Python and Tkinter. Each application will teach you different aspects of Tkinter which you can use for your ...
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