#?-*-?coding:?utf-8?-*-
sj='C:\\Users\\wt271\\Desktop\\jc\\passenger.txt'?
sa=[]
with?open(sj)?as?b:
????sjj=b.read()
def?s(ss,n):
????
????return?[ss.append(sjj[i])?for?i?in?sjj?if?i%n==0]
s(sa,3)????
????
print(sa)cmd運行后如下C:\Users\wt271>python C:\Users\wt271\Desktop\sj.pyTraceback (most recent call last):? File "C:\Users\wt271\Desktop\sj.py", line 10, in <module>? ? s(sa,3)? File "C:\Users\wt271\Desktop\sj.py", line 9, in s? ? return [ss.append(sjj[i]) for i in sjj if i%n==0]? File "C:\Users\wt271\Desktop\sj.py", line 9, in <listcomp>? ? return [ss.append(sjj[i]) for i in sjj if i%n==0]TypeError: not all arguments converted during string formatting
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