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xhsoldier wrote:
>  
>  
> import subprocess
> i = 0
> while i < 10:
>     sts = subprocess.call('ipconfig -all > D:\\file.txt', shell = True)
>   
r'ipconfig -all >> d:\file.txt'
>     i += 1
>  
> 我的愿意是每次在文件的末尾添加打印的结果， 这样同样的结果就会有10次，可是执行的结果却只有最后一次的打印结果。
> 怎么解决这个问题？
>  
>  
>  
>  
>   
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