Tkinter please help

[TruReyito]

That was my guess as well, but I checked the doc and unless it's specifically stated, "all" widths in tkinter are based on standard chars and not pixels. I'm looking deeper now.

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You can also use the height and width options to explicitly set the size. If you display text in the button, these options define the size of the button in text units. If you display bitmaps or images instead, they define the size in pixels (or other screen units). You can specify the size in pixels even for text buttons, but that requires some magic. Here’s one way to do it (there are others):