ishmatov_rus

return должно возвращать значение

def not_eight(i):
if i == 8:
return True

list = [1, 2, 3, 4, 5, 6, 7, 8]

for i in list:
if not_eight(i):
break

f = open("data.dat", "r", encoding="utf-8")
n = []
for i in f:
n.append([i.split()[0], i.split()[1]])

print(n)
f.close()

s_num = "0001"
s = str(int(s_num) + 1).zfill(len(s_num))
print(s)