读取行加行号

最新推荐文章于 2021-03-01 06:00:38 发布

原创最新推荐文章于 2021-03-01 06:00:38 发布 · 133 阅读

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lines_maxlenth = 0                                                            #1
line_numbers = 1                                                              #2
code_in = open("demo.py","r").readlines()                                     #3
code_out =open("demo_new.py","w")                                             #4
for i in code_in:                                                             #5
    lines_maxlenth = len(i) if lines_maxlenth< len(i) else lines_maxlenth     #6
for i in code_in:                                                             #7
    i = i.ljust(lines_maxlenth+1).replace('\n','')+"#"+str(line_numbers)+"\n" #8
    line_numbers +=1                                                          #9
    code_out.write(i)                                                          #10