python字符串切片,拼接字符串处理文本.py,,#python字符串切片


#python字符串切片,拼接字符串处理文本.py#依山居  17:40 2015/11/10#题目来源: http://www.bathome.net/thread-38085-1-1.html#相关资料:Python 序列的切片操作与技巧#http://www.cnblogs.com/ifantastic/archive/2013/04/15/3021845.htmlout=open("out.txt","a+")#处理结果将以追加的模式输出到这个文件。tdstr="UJ137000000001560000000"with open("test.txt") as f:    for l in f:        line=l.rstrip() #统一去掉行尾回车换行符,这样可以比较方便直接截取到后四位2799。        line=line[1:17]+tdstr+","+line[-4:]+","+line[1:5]+" "+line[5:9]+" "+line[9:13]+" "+line[13:17]+"\n"        out.write(line) #结果写入文件        print(line)out.close()

评论关闭