Python删除指定目录下的过期文件,,实现类似该命令的操作fi
Python删除指定目录下的过期文件,,实现类似该命令的操作fi
实现类似该命令的操作find /data/log -ctime +5 | xargs rm -f
[Python]代码
import osimport sysimport timeclass DeleteLog: def __init__(self,fileName,days): self.fileName = fileName self.days = days def delete(self): if os.path.isfile(self.fileName): fd = open(self.fileName,'r') while 1: buffer = fd.readline() if not buffer : break if os.path.isfile(buffer): os.remove(buffer) fd.close() elif os.path.isdir(self.fileName): for i in [os.sep.join([self.fileName,v]) for v in os.listdir(self.fileName)]: print i if os.path.isfile(i): if self.compare_file_time(i): os.remove(i) elif os.path.isdir(i): self.fileName = i self.delete() def compare_file_time(self,file): time_of_last_access = os.path.getatime(file) age_in_days = (time.time()-time_of_last_access)/(60*60*24) if age_in_days > self.days: return True return Falseif __name__ == '__main__': if len(sys.argv) == 2: obj = DeleteLog(sys.argv[1],0) obj.delete() elif len(sys.argv) == 3: obj = DeleteLog(sys.argv[1],int(sys.argv[2])) obj.delete() else: print "usage: python %s listFileName|dirName [days]" % sys.argv[0] sys.exit(1)
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