逢七必过
新手，在学习的路上逢七必过代码怎么写？求帮助
def seven(n):
s=[k for k in range(1,n+1) if k%7>0 and not '7' in str(k)]
return(len(s),s)
print(seven(100))返回：
(70, [1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 13, 15, 16, 18, 19, 20, 22, 23, 24, 25, 26, 29, 30, 31, 32, 33, 34, 36, 38, 39, 40, 41, 43, 44, 45, 46, 48, 50, 51, 52, 53, 54, 55, 58, 59, 60, 61, 62, 64, 65, 66, 68, 69, 80, 81, 82, 83, 85, 86, 88, 89, 90, 92, 93, 94, 95, 96, 99, 100])