subject:"\[issue38292\] tkinter variable classes don't link to widget if matplotlib's set_cmap\(\) function is called before the tkinter GUI is instantiated"

[issue38292] tkinter variable classes don't link to widget if matplotlib's set_cmap() function is called before the tkinter GUI is instantiated

2019-09-27 Thread Terry J. Reedy

Terry J. Reedy added the comment: You neglected to state the observation that led to the conclusion of 'not linked'. Using 3.8 on Win10, I replaced "plt.set_cmap('x')" with "tk.Tk()". Then, clicking the button prints 'False' even when the checkbutton is checked. After either removing

[issue38292] tkinter variable classes don't link to widget if matplotlib's set_cmap() function is called before the tkinter GUI is instantiated

2019-09-27 Thread Amir Emami

New submission from Amir Emami : TkInter variable classes don't link to a widget (tested on Checkbutton and Scale) if matplotlib.pyplot.set_cmap() function is called before the tkinter.Tk() call which instantiates the root of a TkInter GUI. There is no problem if it is called after this,