本文实例讲述了Python实现删除文件中含指定内容的行。分享给大家供大家参考,具体如下:
#!/bin/env python import shutil,sys,os darray = [ "Entering directory","In function ","Leaving directory","__NR_SYSCALL_BASE","arm-hisiv100-linux-ar ","arm-hisiv100-linux-gcc ","but argument is of type","dereferencing type-punned pointer will break strict-aliasing rules","differ in signedness","does break strict-aliasing rules","embedded '\\0' in format","excess elements in array initializer","implicit declaration of","make -C "," rm -f","this is the location of the previous definition","warning: multi-line comment" ] def isInArray (array,line): for item in array: if item in line: return True return False if __name__ == '__main__': argv = sys.argv argc = len(argv) if argc < 2: print "Usage: %s <file>" %(os.path.basename(argv[0])) exit() fname = argv[1] fresult = fname + ".result" with open(fname,'r') as f: with open(fresult,'w') as g: for line in f.readlines(): if not isInArray(darray,line): g.write(line)
另外还可参考:bash删除文件中含"指定内容"的行
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