python输出shell命令执行结果

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import os,subprocess p = subprocess.Popen("df -h", shell=True, stdout=subprocess.PIPE) out = p.stdout.readlines()   for line in out:     print line.strip()

　　将df -h的执行结果输出到stdout,再用readlines方法读出来，再print出来

 

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import os,subprocess x = subprocess.check_output(["date", "+%T"]) print x

　　这个方法可以将某个命令的结果输出到python