Hallo an alle, ich habe ein Problem mit meinem Programm:

def test():
pass


# gui
window = Tk()
window.title('Darz\xc3\xa4hler')

# variablen


zahlen = [
0,
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15,
16,
17,
18,
19,
20,
]

test=[ ]

files = [ ]

for i in range(len ...