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1#!/usr/bin/env python3 

2"""Solution to chapter 5, exercise 24: reverse_lines""" 

3 

4 

5def reverse_lines(infilename, outfilename): 

6 with open(infilename) as infile, open(outfilename, 'w') as outfile: 

7 for one_line in infile: 

8 outfile.write(f'{one_line.rstrip()[::-1]}\n')