Turns out that 'winfo id' returns the id as a hex string, with 0x prefix. The int() function (aliased to getint()) doesn't handle that, so we must use self.tk.getint() again...
Turns out that 'winfo id' returns the id as a hex string, with 0x prefix.
The int() function (aliased to getint()) doesn't handle that, so we must
use self.tk.getint() again...

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator